@media(min-width:320px) and (max-width:990px){.bonus-question-get-answer-btn{font-size:14px;line-height:24px}}@media(min-width:991px){.bonus-question-get-answer-btn{font-size:16px;line-height:24px}}#ch-header:after,.ch_nav_group.isLoggedOut:after{content:"";display:block;clear:both}.bonus-question-get-answer-btn{display:inline-block;vertical-align:middle;*vertical-align:auto;*zoom:1;*display:inline;outline:0;cursor:pointer;border-radius:5px;color:#fff;font-weight:700;background:#e00099;-moz-box-shadow:inset 0 -3px 0 #cc008b;-webkit-box-shadow:inset 0 -3px 0 #cc008b;box-shadow:inset 0 -3px 0 #cc008b;text-align:center;border:0 solid transparent;padding-left:12px;padding-right:12px;padding-top:8px;padding-bottom:10px;height:42px}.bonus-question-get-answer-btn i[class*='_right']{padding-left:12px;padding-right:0;float:right;border-left:1px solid #cc008b}.bonus-question-get-answer-btn i[class*='_left']{padding-left:0;padding-right:12px;float:left;border-right:1px solid #cc008b}.bonus-question-get-answer-btn i{line-height:24px}.bonus-question-get-answer-btn:hover,.bonus-question-get-answer-btn:focus,.bonus-question-get-answer-btn:visited{color:#fff}.bonus-question-get-answer-btn:hover{background:#fa00aa}.bonus-question-get-answer-btn:focus{background:#ff0ab1}.bonus-question-get-answer-btn:active{color:#fff;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#d1008f}.highlighted.bonus-question-get-answer-btn{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#cc008b}.disabled.bonus-question-get-answer-btn,.bonus-question-get-answer-btn:disabled{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#e00099;filter:alpha(opacity=50);opacity:.5;cursor:not-allowed}.disabled.bonus-question-get-answer-btn:hover,.disabled.bonus-question-get-answer-btn:focus,.disabled.highlighted.bonus-question-get-answer-btn,.disabled.bonus-question-get-answer-btn:active,.disabled.bonus-question-get-answer-btn:visited,.bonus-question-get-answer-btn:disabled:hover,.bonus-question-get-answer-btn:disabled:focus,.bonus-question-get-answer-btn:disabled.highlighted,.bonus-question-get-answer-btn:disabled:active,.bonus-question-get-answer-btn:disabled:visited{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#e00099}@-webkit-keyframes cd-fade-in{0%{opacity:0;visibility:visible}100%{opacity:1;visibility:visible}}@-moz-keyframes cd-fade-in{0%{opacity:0;visibility:visible}100%{opacity:1;visibility:visible}}@-o-keyframes cd-fade-in{0%{opacity:0;visibility:visible}100%{opacity:1;visibility:visible}}@keyframes cd-fade-in{0%{opacity:0;visibility:visible}100%{opacity:1;visibility:visible}}@-webkit-keyframes cd-fade-out{0%{opacity:1;visibility:visible}100%{opacity:0;visibility:visible}}@-moz-keyframes cd-fade-out{0%{opacity:1;visibility:visible}100%{opacity:0;visibility:visible}}@-o-keyframes cd-fade-out{0%{opacity:1;visibility:visible}100%{opacity:0;visibility:visible}}@keyframes cd-fade-out{0%{opacity:1;visibility:visible}100%{opacity:0;visibility:visible}}@-webkit-keyframes notifications{0%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}50%{-moz-transform:rotate(20deg);-ms-transform:rotate(20deg);-webkit-transform:rotate(20deg);transform:rotate(20deg)}100%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}}@-moz-keyframes notifications{0%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}50%{-moz-transform:rotate(20deg);-ms-transform:rotate(20deg);-webkit-transform:rotate(20deg);transform:rotate(20deg)}100%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}}@-o-keyframes notifications{0%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}50%{-moz-transform:rotate(20deg);-ms-transform:rotate(20deg);-webkit-transform:rotate(20deg);transform:rotate(20deg)}100%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}}@keyframes notifications{0%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}50%{-moz-transform:rotate(20deg);-ms-transform:rotate(20deg);-webkit-transform:rotate(20deg);transform:rotate(20deg)}100%{-moz-transform:rotate(-20deg);-ms-transform:rotate(-20deg);-webkit-transform:rotate(-20deg);transform:rotate(-20deg)}}@-webkit-keyframes JumpWidth{0%{width:192px}49%{width:192px;opacity:0}51%{width:732px;opacity:0}100%{width:732px;opacity:1}}@-moz-keyframes JumpWidth{0%{width:192px}49%{width:192px;opacity:0}51%{width:732px;opacity:0}100%{width:732px;opacity:1}}@-o-keyframes JumpWidth{0%{width:192px}49%{width:192px;opacity:0}51%{width:732px;opacity:0}100%{width:732px;opacity:1}}@keyframes JumpWidth{0%{width:192px}49%{width:192px;opacity:0}51%{width:732px;opacity:0}100%{width:732px;opacity:1}}body.isOverflowHidden{overflow:hidden}#ch-header{position:relative;background-color:#001a96;align-items:center;max-height:72px;z-index:10}#ch-header.header-sticky{position:fixed;z-index:999999;width:100%}@media(min-width:1164px){#ch-header.header-sticky.searchExpand .sw_search_widget_container{width:700px}}@media(min-width:1400px){#ch-header.header-sticky.searchExpand .sw_search_widget_container{width:800px}}@media(min-width:1164px){#ch-header.header-sticky.searchExpand .isBrowseMenu{display:none}}@media(min-width:320px) and (max-width:1163px){#ch-header{padding-left:54px}}@media(min-width:320px) and (max-width:767px){#ch-header{max-height:none !important}}#ch-header *{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}#ch-header .ch_nav_group a,#ch-header .ch_nav_group .ch_nav_action,#ch-header .ch_nav_group .isSeparator{font-size:14px;line-height:54px;text-decoration:none}#ch-header .ch_nav_group .isHamburgerMenu{position:relative;top:3px;background:transparent;border:0}#ch-header .ch_nav_group .isSeparator{line-height:30px}#ch-header .ch_nav_group .isSeparator>a{font-size:12px;line-height:30px;float:right;box-shadow:none;padding-right:0}#ch-header .ch_nav_group .isSeparator>a:hover{background:transparent}#ch-header .ch_h-search-container{margin-top:12px;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px;position:relative}#ch-header .ch_h-search-container:after{content:'';position:absolute;display:block;border-style:solid;border-width:0 10px 10px 10px;border-color:transparent transparent #e3e3e3 transparent;bottom:100%;left:20px}#ch-header input[type="search"]::-webkit-search-cancel-button{-webkit-appearance:none}#ch-header.isSearchActive input[type="search"]::-webkit-search-cancel-button{-webkit-appearance:searchfield-cancel-button}#ch-header.isSearchActive .ch_search_innerWrapper{-moz-transition:width .2s ease-in;-o-transition:width .2s ease-in;-webkit-transition:width .2s ease-in;transition:width .2s ease-in}#ch-header.isSearchActive .ch_search_innerWrapper input[type="search"].ch_h-search-form_input{width:100%}#ch-header.isSearchActive .ch_nav_group{display:none}#ch-header.isSearchActive .ch_hamburger_icon{display:none}@media(min-width:320px) and (max-width:767px){#ch-header.isSearchActive{padding:0 15px 5px 15px}#ch-header.isSearchActive #ch_headerLogo_action{display:none}#ch-header.isSearchActive .ch_search_wrapper{width:100% !important;height:auto !important;position:static}}#ch-header i[class*="chi-"]{display:inline-block;line-height:1.618;vertical-align:middle}#ch-header.ch_header_blank{text-align:center;padding:0}#ch-header.ch_header_blank #ch_login_button,#ch-header.ch_header_blank #ch_signup_button{position:absolute;right:0;width:222px}#ch-header.ch_header_blank #ch_headerLogo_action{float:none;display:inline-block;width:auto}@media(min-width:320px) and (max-width:1163px){#ch-header.ch_header_blank #ch_headerLogo_action .ch_headerMobile_logo{display:none}#ch-header.ch_header_blank #ch_headerLogo_action .ch_header_logo{display:block}}#ch_headerLogo_action{float:left;padding-left:6px;padding-right:6px}#ch_headerLogo_action img{display:block}@media(min-width:320px) and (max-width:1163px){#ch_headerLogo_action{display:block;width:54px;padding-top:12px;padding-bottom:12px;text-align:center}#ch_headerLogo_action .ch_headerMobile_logo{display:block}#ch_headerLogo_action .ch_header_logo{display:none}}@media(min-width:320px) and (max-width:1163px){#ch_headerLogo_action.ch_hideNonHomeLinks{padding-right:54px;width:100%;padding-top:7px;padding-bottom:7px}#ch_headerLogo_action.ch_hideNonHomeLinks .ch_header_logo{width:15rem}}#ch_headerLogo_action.ch_hideNonHomeLinks .ch_headerMobile_logo{display:none}#ch_headerLogo_action.ch_hideNonHomeLinks .ch_header_logo{display:block;margin-right:auto;margin-left:auto}@media(min-width:1164px){#ch_headerLogo_action{padding:16px 6px;float:left;margin-left:6px}#ch_headerLogo_action .ch_headerMobile_logo{display:none}}.ch_search_wrapper{position:relative;float:left;z-index:988}@media(min-width:320px) and (max-width:1163px){.ch_search_wrapper{width:calc(100% - 108px) !important;padding:6px;height:54px}}@media(min-width:1164px){.ch_search_wrapper{padding:15px;width:280px !important;height:72px;margin-left:6px}}@media(min-width:1201px){.ch_search_wrapper{width:320px !important}}@media(min-width:1400px){.ch_search_wrapper{width:400px !important}}.ch_search_wrapper .ch_search_innerWrapper{position:absolute;top:0;left:0;width:100%;height:100%}.ch_search_wrapper .ch_search_innerWrapper.isExpanded input[type="search"].ch_h-search-form_input{width:100%}@media(min-width:320px) and (max-width:1163px){.ch_search_wrapper .ch_search_innerWrapper{padding:6px}}@media(min-width:1164px){.ch_search_wrapper .ch_search_innerWrapper{padding:12px}.ch_search_wrapper .ch_search_innerWrapper.shouldExpand,.ch_search_wrapper .ch_search_innerWrapper.isExpanded{width:732px}.ch_search_wrapper .ch_search_innerWrapper:after{display:block;content:"\c23f";font-family:"ch-icon";position:absolute;left:30px;top:21px;width:24px;color:#7d7d7d;line-height:30px}}.ch_search_wrapper input[type="search"].ch_h-search-form_input{-moz-border-radius:5px / 5px;-webkit-border-radius:5px 5px;border-radius:5px / 5px;border:0;background-color:#fff;color:#3d3d3d;box-shadow:none}.ch_search_wrapper input[type="search"].ch_h-search-form_input:-moz-placeholder{color:#aaa}.ch_search_wrapper input[type="search"].ch_h-search-form_input::-moz-placeholder{color:#aaa}.ch_search_wrapper input[type="search"].ch_h-search-form_input:-ms-input-placeholder{color:#aaa}.ch_search_wrapper input[type="search"].ch_h-search-form_input::-webkit-input-placeholder{color:#aaa}@media(min-width:320px) and (max-width:1163px){.ch_search_wrapper input[type="search"].ch_h-search-form_input{height:42px}}@media(min-width:1164px){.ch_search_wrapper input[type="search"].ch_h-search-form_input{height:48px;font-size:14px;line-height:24px;padding-left:36px}}.ch_nav_group{float:left;margin:0;padding:0;list-style:none}@media(min-width:320px) and (max-width:1163px){.ch_nav_group>li{position:relative;padding:0;display:none}.ch_nav_group>li:first-child{display:block}.ch_nav_group>li>.ch_nav_action{line-height:54px;display:block;border:0;background:0;width:54px;padding:0;text-align:center;color:#fff}}@media(min-width:1164px){.ch_nav_group>li{float:left;position:relative;padding:0}.ch_nav_group>li:hover .ch_nav_action{background:#fff;color:#7d7d7d}.ch_nav_group>li:hover .ch_subNav_panel{filter:progid:DXImageTransform.Microsoft.Alpha(enabled=false);opacity:1;visibility:visible;-moz-transform:translateY(0);-ms-transform:translateY(0);-webkit-transform:translateY(0);transform:translateY(0);-moz-transition:opacity .15s 0s,visibility .15s 0s,-moz-transform .15s 0s;-o-transition:opacity .15s 0s,visibility .15s 0s,-o-transform .15s 0s;-webkit-transition:opacity .15s,visibility .15s,-webkit-transform .15s;-webkit-transition-delay:0s,0s,0s;transition:opacity .15s 0s,visibility .15s 0s,transform .15s 0s;z-index:9999}.ch_nav_group>li>.ch_nav_action{display:block;border:0;background:0;color:#fff;padding:10px 18px 0;height:72px;-moz-transition:background .15s;-o-transition:background .15s;-webkit-transition:background .15s;transition:background .15s}.ch_nav_group>li>.ch_nav_action .prefixVerb{display:block;filter:alpha(opacity=60);opacity:.6;font-size:13px}.ch_nav_group>li>.ch_nav_action:hover{background:#fff;color:#7d7d7d}.ch_nav_group>li>.ch_nav_action .ask-expert-tutors{position:relative}.ch_nav_group>li>.ch_nav_action .ask-expert-tutors.bq{width:124px}.ch_nav_group>li>.ch_nav_action .ask-expert-tutors.bq-long{width:140px}.ch_nav_group>li>.ch_nav_action .bonus-questions{position:absolute;top:1px;right:0;display:none;flex-flow:row nowrap;justify-content:space-between;background-color:#e00099;border-radius:12px;color:#fff;font-size:13px;font-weight:bold;line-height:1;padding:4px 10px;width:92px}.ch_nav_group>li>.ch_nav_action .bonus-questions .chi-gift-filled{font-size:12px;line-height:1 !important}.ch_nav_group>li>.ch_nav_action .bq-long .bonus-questions{width:112px}.ch_nav_group>li>.ch_nav_action .tutor-questions{position:absolute;top:1px;right:0;display:none;flex-flow:row nowrap;justify-content:space-between;background-color:#00b5e2;border-radius:12px;color:#fff;font-size:13px;font-weight:bold;line-height:1;padding:4px 10px}.ch_nav_group>li>.ch_nav_action .tutor-questions .chi-ask-a-question-filled{font-size:13px;line-height:1 !important}.ch_nav_group>li>.ch_nav_action .tutor-questions #tutor-questions-count{margin-left:6px}.ch_nav_group>li>.ch_nav_action .bonus_question_tooltip{display:none}.ch_nav_group>li>.nav-tutors{position:relative}.ch_nav_group>li>.nav-tutors [class*="_tooltip"]{display:none;position:absolute;z-index:1001;width:230px;background:#16192b;color:#fff;border-width:0;border-style:solid;padding:12px;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px;left:-115px;top:100%;margin-top:12px;margin-left:50%}.ch_nav_group>li>.nav-tutors [class*="_tooltip"]:after,.ch_nav_group>li>.nav-tutors [class*="_tooltip"]:before{border:solid transparent;content:" ";height:0;width:0;position:absolute;pointer-events:none;bottom:100%}.ch_nav_group>li>.nav-tutors [class*="_tooltip"]:after{border-color:rgba(255,255,255,0);border-bottom-color:#16192b;border-width:12px;left:50%;margin-left:-12px}.ch_nav_group>li>.nav-tutors [class*="_tooltip"]:before{border-color:rgba(255,255,255,0);border-bottom-color:#16192b;border-width:12px;left:50%;margin-left:-12px}.ch_nav_group>li>.nav-tutors:hover [class*="_tooltip"]{display:block}.ch_nav_group>li>.nav-tutors .bonus_question_tooltip{font-weight:400;font-size:14px;top:65px;left:-112px}.ch_nav_group>li>.nav-tutors:hover .bonus_question_tooltip{display:block}}@media(min-width:320px) and (max-width:1163px){.ch_nav_group.isBrowseMenu{visibility:visible !important;position:absolute;top:0;left:0}}.ch_nav_group.isUserMenu{visibility:visible !important}@media(min-width:320px) and (max-width:1163px){.ch_nav_group.isUserMenu #ch_notifications_action{display:none}}.ch_nav_group.isUserMenu #ch_userNav_action:hover .ch_nav_action{background:#fff;color:#7d7d7d}.ch_nav_group.isUserMenu #ch_userNav_action:hover .ch_userNav_panel{filter:progid:DXImageTransform.Microsoft.Alpha(enabled=false);opacity:1;visibility:visible;-moz-transform:translateY(0);-ms-transform:translateY(0);-webkit-transform:translateY(0);transform:translateY(0);-moz-transition:opacity .15s 0s,visibility .15s 0s,-moz-transform .15s 0s;-o-transition:opacity .15s 0s,visibility .15s 0s,-o-transform .15s 0s;-webkit-transition:opacity .15s,visibility .15s,-webkit-transform .15s;-webkit-transition-delay:0s,0s,0s;transition:opacity .15s 0s,visibility .15s 0s,transform .15s 0s;z-index:9999}.ch_nav_group.isBrowseMenu li .ch_nav_action i{font-size:8px;line-height:12px}.ch_nav_action .ch_nav_action_label{display:block;font-size:14px;line-height:24px}@media(min-width:320px) and (max-width:1163px){.ch_nav_group .ch_nav_action.isHamburgerMenu{height:54px;width:54px;transition-duration:.5s;position:relative;text-align:center}}@media(min-width:1164px){.ch_nav_group .ch_nav_action.isHamburgerMenu{display:none}}.ch_nav_group .ch_nav_action.isHamburgerMenu .bar{display:block;border-radius:4px;left:15px;transition-duration:.5s;position:absolute;height:2px;width:24px;top:34px;background-color:#fff}@media(min-width:320px) and (max-width:1163px){.ch_nav_group .ch_nav_action.isHamburgerMenu .bar{top:24px;height:1px}}.ch_nav_group .ch_nav_action.isHamburgerMenu .bar:before{border-radius:4px;transition-duration:.5s;position:absolute;width:24px;height:2px;background-color:#fff;content:"";top:-8px;left:0}@media(min-width:320px) and (max-width:1163px){.ch_nav_group .ch_nav_action.isHamburgerMenu .bar:before{height:1px}}.ch_nav_group .ch_nav_action.isHamburgerMenu .bar:after{border-radius:4px;transition-duration:.5s;position:absolute;width:24px;height:2px;background-color:#fff;content:"";top:8px;left:0}@media(min-width:320px) and (max-width:1163px){.ch_nav_group .ch_nav_action.isHamburgerMenu .bar:after{height:1px}}.ch_nav_group .ch_nav_action.isHamburgerMenu.dropdownIsActive{background-color:#fff}.ch_nav_group .ch_nav_action.isHamburgerMenu.dropdownIsActive:hover .bar{background:transparent}.ch_nav_group .ch_nav_action.isHamburgerMenu.dropdownIsActive .bar{transition-duration:.5s;background:transparent}.ch_nav_group .ch_nav_action.isHamburgerMenu.dropdownIsActive .bar:before{transform:rotateZ(45deg) scaleX(1.25) translate(5.5px,5.5px);background:#aaa}.ch_nav_group .ch_nav_action.isHamburgerMenu.dropdownIsActive .bar:after{transform:rotateZ(-45deg) scaleX(1.25) translate(5px,-5px);background:#aaa}.ch_nav_group .ch_nav_action.isHamburgerMenu:hover{background-color:#fff;cursor:pointer}.ch_nav_group .ch_nav_action.isHamburgerMenu:hover .bar{background:#aaa}.ch_nav_group .ch_nav_action.isHamburgerMenu:hover .bar:before,.ch_nav_group .ch_nav_action.isHamburgerMenu:hover .bar:after{background:#aaa}.isSeparator{background:#fcfcfc;padding-top:12px;padding-bottom:12px}.bonus-question-get-answer-btn{width:100%;margin-top:1rem}@media(min-width:1164px){.ch_mobileNav_group{display:none}}.ch_mobileNav_group .oneLevelUpAction{background-color:#e3e3e3}.ch_mobileNav_group .oneLevelUpAction>a{line-height:60px}.ch_mobileNav_group a{color:#00b5e2}.ch_mobileNav_group .ch_accountMenuLinks #ch_signup_button{color:#e00099}.ch_subNav_panel{display:block !important}@media(min-width:320px) and (max-width:1163px){.ch_subNav_panel{position:fixed;top:54px;left:0;width:100%;height:calc(100% - 54px);overflow-y:auto;background-color:#fff;visibility:hidden;z-index:9999;-moz-backface-visibility:hidden;-webkit-backface-visibility:hidden;backface-visibility:hidden;-moz-transform:translateZ(0);-ms-transform:translateZ(0);-webkit-transform:translateZ(0);transform:translateZ(0);-moz-transform:translateX(-100%);-ms-transform:translateX(-100%);-webkit-transform:translateX(-100%);transform:translateX(-100%);-moz-transition:-moz-transform .3s 0s,visibility 0s .3s;-o-transition:-o-transform .3s 0s,visibility 0s .3s;-webkit-transition:-webkit-transform .3s,visibility 0s;-webkit-transition-delay:0s,0.3s;transition:transform .3s 0s,visibility 0s .3s}}@media(min-width:320px) and (max-width:1163px) and (min-width:640px) and (max-width:1163px){.ch_subNav_panel{width:360px;-moz-box-shadow:5px 5px 10px rgba(0,0,0,0.2);-webkit-box-shadow:5px 5px 10px rgba(0,0,0,0.2);box-shadow:5px 5px 10px rgba(0,0,0,0.2)}}@media(min-width:320px) and (max-width:1163px){.ch_subNav_panel.dropdownIsActive{visibility:visible;-moz-transform:translateX(0);-ms-transform:translateX(0);-webkit-transform:translateX(0);transform:translateX(0);-moz-transition:-moz-transform .3s 0s,visibility 0s 0s;-o-transition:-o-transform .3s 0s,visibility 0s 0s;-webkit-transition:-webkit-transform .3s,visibility 0s;-webkit-transition-delay:0s,0s;transition:transform .3s 0s,visibility 0s 0s}}@media(min-width:1164px){.ch_subNav_panel{filter:alpha(opacity=0);opacity:0;-moz-transition:opacity .3s 0s,visibility 0s .3s;-o-transition:opacity .3s 0s,visibility 0s .3s;-webkit-transition:opacity .3s,visibility 0s;-webkit-transition-delay:0s,0.3s;transition:opacity .3s 0s,visibility 0s .3s;-moz-box-shadow:0 5px 10px rgba(0,0,0,0.1);-webkit-box-shadow:0 5px 10px rgba(0,0,0,0.1);box-shadow:0 5px 10px rgba(0,0,0,0.1);position:absolute;top:100%;height:auto;width:auto;background-color:#fff;visibility:hidden}.ch_subNav_panel.open-to-left{right:0;left:auto}}.ch_subNav_group{display:block !important;margin-bottom:0;float:right}@media(min-width:320px) and (max-width:1163px){.ch_subNav_group{display:none}}@media(min-width:1164px){.ch_subNav_group{width:260px}.ch_subNav_group>li{position:relative}.ch_subNav_group>li.ch_highlight_badge_new:after{content:"New";background-color:#30a04d;border-radius:3px;padding:1px 12px;font-size:13px;color:white;position:absolute;bottom:15px;right:18px}.ch_subNav_group>li.isSeparator{padding:12px 20px;-moz-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);-webkit-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);font-weight:600}.ch_subNav_group>li>a{padding-top:12px;padding-bottom:12px;-moz-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);-webkit-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);-moz-transition:background .15s;-o-transition:background .15s;-webkit-transition:background .15s;transition:background .15s;display:block;color:#001a96;padding:0 20px}.ch_subNav_group>li>a .prefixVerb{display:block;filter:alpha(opacity=60);opacity:.6;font-size:13px}.ch_subNav_group>li>a i{float:right;line-height:30px}.ch_subNav_group>li>a:hover{background:#f3f3f3;color:#e00099}.ch_subNav_group>li:last-child>a{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none}}.ch_subNav_panel ul{margin:0;padding:0;list-style:none}@media(min-width:320px) and (max-width:1163px){.ch_subNav_panel ul{top:0;left:0;width:100%;height:100%;-moz-transition:-moz-transform .3s;-o-transition:-o-transform .3s;-webkit-transition:-webkit-transform .3s;transition:transform .3s}.ch_subNav_panel ul>li{padding:0}.ch_subNav_panel ul>li>a{line-height:60px;-moz-box-shadow:inset 0 -1px 0 rgba(255,255,255,0.07);-webkit-box-shadow:inset 0 -1px 0 rgba(255,255,255,0.07);box-shadow:inset 0 -1px 0 rgba(255,255,255,0.07);display:block;padding:0 20px}.ch_subNav_panel ul>li.hasChildren>a:after,.ch_subNav_panel ul>li.viewAllAction>a:after{font-family:"ch-icon";content:"\c1f0";float:right}.ch_subNav_panel ul.isHidden{display:none}.ch_subNav_panel ul.isHidden>li>a,.ch_subNav_panel ul.isHidden>.ch_headerBrowse_separator,.ch_subNav_panel ul.willMoveOut>li>a,.ch_subNav_panel ul.willMoveOut>.ch_headerBrowse_separator{display:none}.dropdownIsActive .ch_subNav_panel ul{-webkit-overflow-scrolling:touch}}@media(min-width:1164px){.ch_subNav_panel ul>li{padding:0}.ch_subNav_panel ul>li.hasChildren>a:after{font-family:"ch-icon";content:"\c1f0";float:right}.ch_subNav_panel ul>li.hasChildren>a.isSubNavHeading:after{display:none}}.ch_remainCredit_label{font-size:12px;line-height:18px;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px;padding:6px;background-color:#00ba33;color:#fff;float:right;margin-top:12px}.ch_nav_group.isUserMenu{visibility:inherit !important;float:right;margin-bottom:0}.ch_nav_group.isUserMenu>li{float:left}.ch_nav_group.isUserMenu>li .ch_profile_container{margin:9px;float:left;margin-top:18px;display:block;height:36px;width:36px;border-radius:50%;background-size:cover;background-position:center center;background-color:transparent}.ch_nav_group.isUserMenu>li .ch_username_label{float:left;line-height:72px;max-width:72px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}@media(min-width:1164px) and (max-width:1300px){.ch_nav_group.isUserMenu>li .ch_username_label{display:none}}@media(min-width:320px) and (max-width:1163px){.ch_nav_group.isUserMenu>li{display:block}.ch_nav_group.isUserMenu>li#ch_userNav_action .ch_profile_container{margin-top:9px;padding-top:0;padding-bottom:0;margin-bottom:9px}}@media(min-width:1164px){.ch_nav_group.isUserMenu>li>.ch_nav_action{display:block;padding:0 12px;line-height:72px;border-color:rgba(255,255,255,0.07);-moz-transition:background .15s;-o-transition:background .15s;-webkit-transition:background .15s;transition:background .15s}}.ch_nav_group.isUserMenu>li#ch_userNav_action .ch_userUpgrade_button{color:#fff;background-color:#e00099}.ch_nav_group.isUserMenu>li#ch_userNav_action .ch_userUpgrade_button:hover{background-color:#ff29bb}.ch_nav_group.isLoggedOut{visibility:visible !important;float:right;margin-bottom:0}.ch_nav_group.isLoggedOut .ch_areYouTeacher_container{margin:18px 12px 0 0}@media(min-width:320px) and (max-width:1163px){.ch_nav_group.isLoggedOut>li{display:none}.ch_nav_group.isLoggedOut>li:nth-child(3){display:block}}.ch_nav_group.isLoggedOut .ch_nav_action span{display:inline}.ch_nav_group.isLoggedOut .ch_nav_action#ch_areYouTeacher_button{display:block;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px;border:1px solid #fff;height:36px;padding:0 6px;line-height:36px}@media(min-width:320px) and (max-width:1320px){.ch_nav_group.isLoggedOut .ch_nav_action#ch_areYouTeacher_button{display:none}}.ch_nav_group.isLoggedOut .ch_nav_action#ch_login_button{display:block;padding:0;line-height:72px;padding-left:24px;padding-right:24px}.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button{display:block;padding:0;line-height:72px;padding-left:24px;padding-right:24px;background-color:#e00099}.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button:hover{color:#fff;background-color:#fd00ad}.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button>:last-child{display:inline;font-size:21px;position:relative;top:3px}@media(min-width:1164px){.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button i,.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button>:last-child{display:none}}@media(min-width:320px) and (max-width:1163px){.ch_nav_group.isLoggedOut .ch_nav_action>li:nth-child(1),.ch_nav_group.isLoggedOut .ch_nav_action>li:nth-child(2){display:none}.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button{height:54px;line-height:54px;padding:0}.ch_nav_group.isLoggedOut .ch_nav_action#ch_signup_button span{display:none}}.ch_subNav_group .ch_secondaryNav_group{display:none}@media(min-width:1164px){.ch_subNav_group .ch_secondaryNav_group{position:absolute;left:260px;top:0;width:240px;background-color:#fff;z-index:9998;-moz-box-shadow:5px 5px 10px rgba(0,0,0,0.1);-webkit-box-shadow:5px 5px 10px rgba(0,0,0,0.1);box-shadow:5px 5px 10px rgba(0,0,0,0.1)}.ch_subNav_group .ch_secondaryNav_group>li>a{display:block;padding:0 20px;-moz-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);-webkit-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07)}.ch_subNav_group .ch_secondaryNav_group>li>a:hover{background-color:#f3f3f3}.ch_subNav_group .ch_secondaryNav_group>li:last-child>a{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none}}.ch_subNav_group>li:hover>.ch_secondaryNav_group{display:block}.right_arrow{position:absolute;top:20px;right:20px;color:#aaa;font-size:8px;line-height:18px}.ch_mobile_secondaryNav_group{margin:0 20px;padding-left:20px;border-top-width:1px;border-top-style:solid;padding-top:-1px;border-color:#e3e3e3}.ch_mobile_secondaryNav_group>a{display:block}.ch_hamburger_icon{float:left;width:54px;height:72px;transition-duration:.5s;position:relative}@media(min-width:320px) and (max-width:1163px){.ch_hamburger_icon{display:none}}.ch_hamburger_icon .bar{border-radius:4px;left:15px;transition-duration:.5s;position:absolute;height:2px;width:24px;top:34px;background-color:#fff}@media(min-width:320px) and (max-width:1163px){.ch_hamburger_icon .bar{top:24px;height:1px}}.ch_hamburger_icon .bar:before{border-radius:4px;transition-duration:.5s;position:absolute;width:24px;height:2px;background-color:#fff;content:"";top:-8px}@media(min-width:320px) and (max-width:1163px){.ch_hamburger_icon .bar:before{height:1px}}.ch_hamburger_icon .bar:after{border-radius:4px;transition-duration:.5s;position:absolute;width:24px;height:2px;background-color:#fff;content:"";top:8px}@media(min-width:320px) and (max-width:1163px){.ch_hamburger_icon .bar:after{height:1px}}.ch_hamburger_icon.isOnCanvas{background-color:#fff}.ch_hamburger_icon.isOnCanvas:hover .bar{background:transparent}.ch_hamburger_icon.isOnCanvas:after{content:"";display:block;background:rgba(255,255,255,0.8);position:fixed;height:calc(100% - 72px);width:100%;z-index:999;top:72px;left:0}.ch_hamburger_icon.isOnCanvas .bar{transition-duration:.5s;background:transparent}.ch_hamburger_icon.isOnCanvas .bar:before{transform:rotateZ(45deg) scaleX(1.25) translate(5.5px,5.5px);background:#aaa}.ch_hamburger_icon.isOnCanvas .bar:after{transform:rotateZ(-45deg) scaleX(1.25) translate(5px,-5px);background:#aaa}.ch_hamburger_icon:hover{background-color:#fff;cursor:pointer}.ch_hamburger_icon:hover .bar{background:#aaa}.ch_hamburger_icon:hover .bar:before,.ch_hamburger_icon:hover .bar:after{background:#aaa}#ch_offCanvas_nav{display:block !important;-moz-transform:translateX(-240px);-ms-transform:translateX(-240px);-webkit-transform:translateX(-240px);transform:translateX(-240px);-moz-transition:-moz-transform .3s,visibility 0s .3s;-o-transition:-o-transform .3s,visibility 0s .3s;-webkit-transition:-webkit-transform .3s,visibility 0s;-webkit-transition-delay:0s,0.3s;transition:transform .3s,visibility 0s .3s;position:fixed;height:calc(100% - 72px);width:250px;top:72px;left:0;background-color:#fff;visibility:hidden;overflow-y:auto;z-index:10000;-moz-box-shadow:5px 5px 15px rgba(0,0,0,0.2);-webkit-box-shadow:5px 5px 15px rgba(0,0,0,0.2);box-shadow:5px 5px 15px rgba(0,0,0,0.2)}@media(min-width:320px) and (max-width:1163px){#ch_offCanvas_nav{display:none}}#ch_offCanvas_nav.isOnCanvas{visibility:visible;-moz-transform:translateX(0);-ms-transform:translateX(0);-webkit-transform:translateX(0);transform:translateX(0);-moz-transition:-moz-transform .3s,visibility 0s 0s;-o-transition:-o-transform .3s,visibility 0s 0s;-webkit-transition:-webkit-transform .3s,visibility 0s;-webkit-transition-delay:0s,0s;transition:transform .3s,visibility 0s 0s}#ch_offCanvas_nav ul>li.isActive{background-color:#e3e3e3}#ch_offCanvas_nav ul>li.isActive>a{color:#7d7d7d}#ch_offCanvas_nav ul>li>a{display:block;font-size:14px;line-height:54px;padding:0 20px;-moz-box-shadow:inset 0 -1px 0 rgba(255,255,255,0.07);-webkit-box-shadow:inset 0 -1px 0 rgba(255,255,255,0.07);box-shadow:inset 0 -1px 0 rgba(255,255,255,0.07);-moz-transition:background .15s;-o-transition:background .15s;-webkit-transition:background .15s;transition:background .15s}#ch_offCanvas_nav ul>li>a i{font-size:8px}#ch_offCanvas_nav ul>li>a #ch_library_toggle{float:right;line-height:54px;margin-right:6px}#ch_offCanvas_nav ul>li>a #ch_library_toggle.collapsed{transform:rotate(-90deg)}#ch_offCanvas_nav ul>li>a:hover{background-color:#f3f3f3}#ch_offCanvas_nav ul .ch_course_label>a{padding-left:30px}#ch_offCanvas_nav ul .ch_course_label.isCourseActive{border-left:#e00099 4px solid;background-color:#e3e3e3}.ch_mobilePromotion_button{margin-top:12px;float:left;margin-left:12px}.ch_mobilePromotion_button:hover{-moz-transition:all .2s ease-in;-o-transition:all .2s ease-in;-webkit-transition:all .2s ease-in;transition:all .2s ease-in;-moz-transform:scale(1.06,1.06);-ms-transform:scale(1.06,1.06);-webkit-transform:scale(1.06,1.06);transform:scale(1.06,1.06)}@media(min-width:320px) and (max-width:1163px){.ch_mobilePromotion_button{margin-left:0;margin-right:12px}}#ch_userNav_action{visibility:inherit !important}#ch_userNav_action>.ch_nav_action{display:block}#ch_userNav_action>.ch_nav_action>i{float:right;line-height:72px;margin-left:6px;font-size:8px}@media(min-width:320px) and (max-width:1163px){#ch_userNav_action>.ch_nav_action>i,#ch_userNav_action>.ch_nav_action span{display:none}}.ch_userNav_panel{filter:alpha(opacity=0);opacity:0;-moz-transition:opacity .3s 0s,visibility 0s .3s;-o-transition:opacity .3s 0s,visibility 0s .3s;-webkit-transition:opacity .3s,visibility 0s;-webkit-transition-delay:0s,0.3s;transition:opacity .3s 0s,visibility 0s .3s;-moz-box-shadow:0 5px 10px rgba(0,0,0,0.1);-webkit-box-shadow:0 5px 10px rgba(0,0,0,0.1);box-shadow:0 5px 10px rgba(0,0,0,0.1);position:absolute;top:100%;height:auto;width:auto;right:0;background-color:#fff;visibility:hidden}.ch_userNav_group{float:right;margin:0;padding:0;list-style:none;width:260px;display:block !important;visibility:inherit !important}@media(min-width:320px) and (max-width:1163px){.ch_userNav_group{width:300px}}.ch_userNav_group>li{padding:0}.ch_userNav_group>li>a{padding-top:12px;padding-bottom:12px;line-height:54px;-moz-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);-webkit-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);-moz-transition:background .15s;-o-transition:background .15s;-webkit-transition:background .15s;transition:background .15s;display:block;color:#00b5e2;padding:0 20px}.ch_userNav_group>li>a .prefixVerb{display:block;filter:alpha(opacity=60);opacity:.6;font-size:13px}.ch_userNav_group>li>a i{float:right;line-height:30px}.ch_userNav_group>li>a:hover{background:#f3f3f3;color:#e00099}.ch_userNav_group.ch_global_drop_down a{color:#3d3d3d}.ch_userNav_group.ch_global_drop_down a:hover{color:#001a96;background:#f3f3f3}.ch_userNav_group.ch_global_drop_down a.ch_drop_down_dashboard_option{font-weight:500;color:#001a96;background:#f3f3f3}.ch_userNav_group.ch_global_drop_down a.ch_drop_down_dashboard_option.isDashboardActive{border-left:#e00099 4px solid;background:#fff}.ch_userNav_panel ul{margin-bottom:0}.ch_userNav_panel ul>li.hasChildren>a:after{font-family:"ch-icon";content:"\c1f0";float:right}.ch_userNav_panel ul>li.hasChildren>a.isSubNavHeading:after{display:none}.ch_edu_profile_wrapper{padding:30px 20px;webkit-box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);box-shadow:inset 0 -1px 0 rgba(0,0,0,0.07);display:inline-block;width:100%}.ch_edu_profile_wrapper:hover{background:#f3f3f3;cursor:pointer}.ch_edu_profile_wrapper #ch_edu_profile_wrapper_link{line-height:normal !important;padding-top:25px;padding-bottom:25px}.ch_userNav_profile_summary{display:flex;text-align:left}.ch_userNav_profile_summary .ch_userNav_profile_picture{width:60px;height:60px;border-radius:30px;overflow:hidden;display:flex;margin:0}.ch_userNav_profile_summary .ch_userNav_profile_picture>div{flex:1;display:flex}.ch_userNav_profile_summary .ch_userNav_profile_picture img{flex:1;object-fit:cover}.ch_userNav_profile_summary .ch_userNav_profile_text{padding-left:1em;position:relative;width:calc(100% - 60px)}.ch_userNav_profile_summary .ch_userNav_profile_summary_name{margin-top:9px;margin-bottom:10px;font-size:14px}.ch_userNav_profile_summary .ch_userNav_profile_summary_name .ch_userNav_profile_name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:inline-block;text-align:center;max-width:90%;width:inherit;vertical-align:middle}.edTeachingResources{margin-bottom:1.5rem;font-size:15px;line-height:54px}@media(min-width:320px) and (max-width:1163px){.ch_nav_group.isUserMenu>li.ch_ed_upload{display:none}}.ch_nav_group.isUserMenu>li.ch_ed_upload i.fa{margin-right:8px}#question_widget{visibility:inherit !important}#ch_askQuestionTray_wrapper{display:inherit !important}.ndbNavigationMobile .oneLevelUpAction a,.ndbNavigationDesktop .oneLevelUpAction a{color:#3d3d3d;font-weight:500;padding:0;font-size:15px !important}.ndbNavigationMobile .oneLevelUpAction a:visited,.ndbNavigationDesktop .oneLevelUpAction a:visited{color:#3d3d3d}.ndbNavigationMobile .oneLevelUpAction a:focus,.ndbNavigationDesktop .oneLevelUpAction a:focus{color:#00b5e2}.ndbNavigationMobile .oneLevelUpAction a:hover,.ndbNavigationDesktop .oneLevelUpAction a:hover{color:#00b5e2}.ndbNavigationMobile .oneLevelUpAction a:active,.ndbNavigationDesktop .oneLevelUpAction a:active{color:#00b5e2}.ndbNavigationMobile .oneLevelUpAction a i,.ndbNavigationDesktop .oneLevelUpAction a i{padding:0 27px 0 18px;font-size:12px !important}.ndbNavigationMobile .ndbNavMenu,.ndbNavigationDesktop .ndbNavMenu{font-size:15px;line-height:24px}.ndbNavigationMobile .ndbNavMenu .clickable,.ndbNavigationDesktop .ndbNavMenu .clickable{cursor:pointer}.ndbNavigationMobile .ndbNavMenu .main,.ndbNavigationDesktop .ndbNavMenu .main{font-weight:500;padding-top:12px;padding-bottom:12px}.ndbNavigationMobile .ndbNavMenu li,.ndbNavigationDesktop .ndbNavMenu li{padding-left:56px;padding-right:14px;position:relative;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.ndbNavigationMobile .ndbNavMenu li:not(.main),.ndbNavigationDesktop .ndbNavMenu li:not(.main){padding-top:8px;padding-bottom:8px}.ndbNavigationMobile .ndbNavMenu .navIcon,.ndbNavigationDesktop .ndbNavMenu .navIcon{position:absolute;left:14px;line-height:15px !important;padding-top:2px}.ndbNavigationMobile .ndbNavMenu .courseList,.ndbNavigationDesktop .ndbNavMenu .courseList{max-height:400px;overflow-y:auto}.ndbNavigationMobile .courseListToggle,.ndbNavigationDesktop .courseListToggle{font-size:13px !important;padding:0 !important;line-height:30px !important}.ndbNavigationMobile .oneLevelUpAction{background-color:#fff;border-bottom:1px solid #f3f3f3}.ndbNavigationMobile .ndbNavMenu li{background-color:#fff;border-left:4px solid #fff}.ndbNavigationMobile .ndbNavMenu li.clickable:hover{background:#f3f3f3;border-left:4px solid #f3f3f3}.ndbNavigationMobile .ndbNavMenu li.clickable.active{background:#e3e3e3;border-left:4px solid #e00099}.ndbNavigationDesktop{background-color:#f3f3f3 !important;width:318px !important}.ndbNavigationDesktop .ndbNavMenu{padding-top:40px}.ndbNavigationDesktop .ndbNavMenu ul:first-child{margin-bottom:0}.ndbNavigationDesktop .ndbNavMenu li{background-color:#f3f3f3;border-left:4px solid #f3f3f3}.ndbNavigationDesktop .ndbNavMenu li.clickable:hover{background:#fcfcfc;border-left:4px solid #fcfcfc}.ndbNavigationDesktop .ndbNavMenu li.clickable.active{background:#fff;border-left:4px solid #e00099}.ndbNavMenu .importantTotal{width:26px;height:26px;border-radius:50%;background-color:#ff130b;text-align:center;color:#fff;margin-left:1rem;line-height:1.8}.ndbNavMenu .uncategorized{display:flex;align-items:center}

@media(min-width:320px) and (max-width:990px){input[type=submit].ch_h-search-form-submit_button{font-size:14px;line-height:24px}}@media(min-width:991px){input[type=submit].ch_h-search-form-submit_button{font-size:16px;line-height:24px}}.ch_h-search-info>i,.ch_h-search-stats{font-size:12px;line-height:18px}.ch_h-search-form_container:after,.ch_h-search-item>a:after,.ch_h-search-stats:after{content:"";display:block;clear:both}.ch_h-search-seeAll,.ch_h-search-item>a>span,.ch_h-search-info{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}input[type=submit].ch_h-search-form-submit_button{display:inline-block;vertical-align:middle;*vertical-align:auto;*zoom:1;*display:inline;outline:0;cursor:pointer;border-radius:5px;color:#fff;font-weight:700;background:#00b5e2;-moz-box-shadow:inset 0 -3px 0 #00a3cb;-webkit-box-shadow:inset 0 -3px 0 #00a3cb;box-shadow:inset 0 -3px 0 #00a3cb;text-align:center;border:0 solid transparent;padding-left:12px;padding-right:12px;padding-top:8px;padding-bottom:10px;height:42px}input[type=submit].ch_h-search-form-submit_button i[class*='_right']{padding-left:12px;padding-right:0;float:right;border-left:1px solid #00a3cb}input[type=submit].ch_h-search-form-submit_button i[class*='_left']{padding-left:0;padding-right:12px;float:left;border-right:1px solid #00a3cb}input[type=submit].ch_h-search-form-submit_button i{line-height:24px}input[type=submit].ch_h-search-form-submit_button:hover,input[type=submit].ch_h-search-form-submit_button:focus,input[type=submit].ch_h-search-form-submit_button:visited{color:#fff}input[type=submit].ch_h-search-form-submit_button:hover{background:#00c9fc}input[type=submit].ch_h-search-form-submit_button:focus{background:#0ccfff}input[type=submit].ch_h-search-form-submit_button:active{color:#fff;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#00a9d3}input.highlighted[type=submit].ch_h-search-form-submit_button{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#00a5ce}input.disabled[type=submit].ch_h-search-form-submit_button,input[type=submit].ch_h-search-form-submit_button:disabled{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#00b5e2;filter:alpha(opacity=50);opacity:.5;cursor:not-allowed}input.disabled[type=submit].ch_h-search-form-submit_button:hover,input.disabled[type=submit].ch_h-search-form-submit_button:focus,input.disabled.highlighted[type=submit].ch_h-search-form-submit_button,input.disabled[type=submit].ch_h-search-form-submit_button:active,input.disabled[type=submit].ch_h-search-form-submit_button:visited,input[type=submit].ch_h-search-form-submit_button:disabled:hover,input[type=submit].ch_h-search-form-submit_button:disabled:focus,input[type=submit].ch_h-search-form-submit_button:disabled.highlighted,input[type=submit].ch_h-search-form-submit_button:disabled:active,input[type=submit].ch_h-search-form-submit_button:disabled:visited{-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none;background:#00b5e2}.ch_h-search-form_container{display:block;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px;border-color:#e3e3e3;background:#fcfcfc;-moz-box-shadow:0 1px 1px #f3f3f3;-webkit-box-shadow:0 1px 1px #f3f3f3;box-shadow:0 1px 1px #f3f3f3;border-width:1px;border-style:solid;padding:11px}@-webkit-keyframes sk-three-bounce{0%,80%,100%{-moz-transform:scale(0);-ms-transform:scale(0);-webkit-transform:scale(0);transform:scale(0)}40%{-moz-transform:scale(1);-ms-transform:scale(1);-webkit-transform:scale(1);transform:scale(1)}}@-moz-keyframes sk-three-bounce{0%,80%,100%{-moz-transform:scale(0);-ms-transform:scale(0);-webkit-transform:scale(0);transform:scale(0)}40%{-moz-transform:scale(1);-ms-transform:scale(1);-webkit-transform:scale(1);transform:scale(1)}}@-o-keyframes sk-three-bounce{0%,80%,100%{-moz-transform:scale(0);-ms-transform:scale(0);-webkit-transform:scale(0);transform:scale(0)}40%{-moz-transform:scale(1);-ms-transform:scale(1);-webkit-transform:scale(1);transform:scale(1)}}@keyframes sk-three-bounce{0%,80%,100%{-moz-transform:scale(0);-ms-transform:scale(0);-webkit-transform:scale(0);transform:scale(0)}40%{-moz-transform:scale(1);-ms-transform:scale(1);-webkit-transform:scale(1);transform:scale(1)}}.ch_h-search-widget{text-align:left;position:relative}.ch_edu_remove_btn{display:none;color:white;align-items:center}@media(min-width:320px) and (max-width:990px){.ch_edu_remove_btn{margin-left:25px}}@media(min-width:991px){.ch_edu_remove_btn{margin-left:60px}}.ch_h-search-form_input_container{float:left}@media(min-width:320px) and (max-width:767px){.ch_h-search-form_input_container{width:75%}}@media(min-width:768px) and (max-width:990px){.ch_h-search-form_input_container{width:83.33333%}}@media(min-width:991px){.ch_h-search-form_input_container{width:87.5%}}.ch_h-search-form_input{width:100%}input[type=search].ch_h-search-form_input{border-right:0;width:100%;-moz-border-radius-topright:0;-webkit-border-top-right-radius:0;border-top-right-radius:0;-moz-border-radius-bottomright:0;-webkit-border-bottom-right-radius:0;border-bottom-right-radius:0}input[type=submit].ch_h-search-form-submit_button{float:left;-moz-border-radius-topleft:0;-webkit-border-top-left-radius:0;border-top-left-radius:0;-moz-border-radius-bottomleft:0;-webkit-border-bottom-left-radius:0;border-bottom-left-radius:0}@media(min-width:320px) and (max-width:767px){input[type=submit].ch_h-search-form-submit_button{width:25%}}@media(min-width:768px) and (max-width:990px){input[type=submit].ch_h-search-form-submit_button{width:16.66667%}}@media(min-width:991px){input[type=submit].ch_h-search-form-submit_button{width:12.5%}}.ch_search_input_container{display:flex}.ch_edu_outside_container{display:flex}.ch_h-search-container{-moz-box-shadow:rgba(0,0,0,0.1) 0 3px 6px;-webkit-box-shadow:rgba(0,0,0,0.1) 0 3px 6px;box-shadow:rgba(0,0,0,0.1) 0 3px 6px;background:#fff;border:1px solid #e3e3e3;position:absolute;width:100%;z-index:100}.ch_h-search-container.ch_h-edu-search-container{-webkit-animation:fadein .2s linear 1 normal forwards;width:calc(100% - 70px)}@media(min-width:320px) and (max-width:1163px){.ch_h-search-container.ch_h-edu-search-container{width:100%}}.ch_h-search-seeAll{padding-left:12px;padding-right:12px;padding-bottom:6px;padding-top:6px;background:#e3e3e3;cursor:pointer}.ch_h-search-seeAll>a{color:#3d3d3d}.ch_h-search-seeAll>a:visited{color:#3d3d3d}.ch_h-search-seeAll>a:focus{color:#3d3d3d}.ch_h-search-seeAll>a:hover{color:#3d3d3d}.ch_h-search-seeAll>a:active{color:#3d3d3d}.ch_h-search-seeAll>a>i{margin-left:0;margin-right:6px}.ch_h-search-loading{margin-top:18px;margin-bottom:18px;margin-left:auto;margin-right:auto;width:72px;text-align:center}.ch_h-search-loading-child{-moz-border-radius:100%;-webkit-border-radius:100%;border-radius:100%;-moz-animation:sk-three-bounce 1.4s ease-in-out 0s infinite both;-webkit-animation:sk-three-bounce 1.4s ease-in-out 0s infinite both;animation:sk-three-bounce 1.4s ease-in-out 0s infinite both;width:12px;height:12px;background-color:#e3e3e3;display:inline-block}.ch_h-search-loading-child.bounce1{-moz-animation-delay:-.32s;-webkit-animation-delay:-.32s;animation-delay:-.32s}.ch_h-search-loading-child.bounce2{-moz-animation-delay:-.16s;-webkit-animation-delay:-.16s;animation-delay:-.16s}.ch_h-search-heading{background:#f3f3f3;padding:5px 10px}.ch_h-search-section{margin-bottom:0}.ch_h-search-item{cursor:pointer}.ch_h-search-item:first-child{padding-top:6px}.ch_h-search-item:last-child{padding-bottom:6px}.ch_h-search-item:last-child .ch_h-search-item_category_number{margin-top:3px}.ch_h-search-item.thumbnail{padding-top:12px;padding-bottom:12px;border-bottom:1px solid #e3e3e3}.ch_h-search-item>a{color:#3d3d3d;padding:5px 10px;display:block}.ch_h-search-item>a:visited{color:#3d3d3d}.ch_h-search-item>a:focus{color:#3d3d3d}.ch_h-search-item>a:hover{color:#3d3d3d}.ch_h-search-item>a:active{color:#3d3d3d}.ch_h-search-item>a>img{margin-left:0;margin-right:18px;height:72px;width:60px;border:1px solid #e3e3e3;display:inline-block;vertical-align:middle}@media(min-width:320px) and (max-width:767px){.ch_h-search-item>a>img{display:none}}.ch_h-search-item>a>span{display:inline-block;vertical-align:middle;max-width:100%}.ch_h-search-item:hover{background:#00b5e2}.ch_h-search-item:hover>a{color:#fff}.ch_h-search-item_category_number{float:right;padding-left:12px;padding-right:12px;-moz-border-radius:12px;-webkit-border-radius:12px;border-radius:12px;background:#f3f3f3;color:#7d7d7d}.ch_h-search-info{display:inline-block;vertical-align:middle;max-width:84%}.ch_h-search-info>i{padding-bottom:6px;font-style:italic;display:block}.ch_h-search-stats>li{float:left;margin-left:0;margin-right:18px}.ch_h-search-scholarship{padding-left:9px;padding-right:9px;padding-top:18px;padding-bottom:18px;display:block;font-weight:700;color:#3d3d3d;cursor:pointer}.ch_h-search-scholarship:before{display:inline-block;content:" ";background:url("/assets/img/scholarship/white-filled-trophy.svg");background:url("/assets/img/scholarship/light-gray-trophy.svg");background-size:30px 30px;height:30px;width:30px;margin-left:0;margin-right:12px;vertical-align:middle}.ch_h-search-scholarship:hover{background:#00b5e2;color:#fff}.ch_h-search-scholarship:hover:before{background:url("/assets/img/scholarship/white-filled-trophy.svg")}@media(min-width:320px) and (max-width:480px){.ch_h-search-scholarship{padding-top:12px;padding-bottom:12px}.ch_h-search-scholarship:before{display:none}}@-webkit-keyframes fadein{0%{opacity:0}90%{opacity:0}100%{opacity:1}}

.twitter-typeahead{width:100%}.tt-hint{filter:alpha(opacity=50);opacity:.5}.tt-dropdown-menu{width:100%;background:#fff;margin-top:-1px;-moz-border-radius-bottomleft:5px;-webkit-border-bottom-left-radius:5px;border-bottom-left-radius:5px;-moz-border-radius-bottomright:5px;-webkit-border-bottom-right-radius:5px;border-bottom-right-radius:5px}.tt-suggestions>:first-child{border-top-width:0;border-top-style:solid;padding-top:6px}.tt-suggestions>:last-child{-moz-border-radius-bottomleft:5px;-webkit-border-bottom-left-radius:5px;border-bottom-left-radius:5px;-moz-border-radius-bottomright:5px;-webkit-border-bottom-right-radius:5px;border-bottom-right-radius:5px;border-bottom-width:1px;border-bottom-style:solid;padding-bottom:5px;border-color:#e3e3e3}.tt-suggestion{padding-bottom:6px;border-top-width:1px;border-top-style:solid;padding-top:5px;border-left-width:1px;border-left-style:solid;padding-left:11px;border-right-width:1px;border-right-style:solid;padding-right:11px;border-color:#e3e3e3;padding-left:12px;padding-right:12px}.tt-suggestion p{margin-bottom:0}.tt-suggestion:hover,.tt-suggestion.tt-cursor{background:#00b5e2;color:#fff;border-color:#00b5e2}

.ch-footer-links_container>li h6{font-size:14px;line-height:24px}#ch-footer:after,.ch-footer-links_container:after,.ch-copyright_container:after{content:"";display:block;clear:both}.ch-footer-links_container>li a{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.ch-trust-seals_container,.ch-footer-links_container,.ch-copyright_container{max-width:1200px;margin-left:auto;margin-right:auto;min-width:320px;padding-left:18px;padding-right:18px}.ch-trust-seals_container:after,.ch-footer-links_container:after,.ch-copyright_container:after{content:" ";display:block;clear:both}#ch-social-share_container{display:block;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px;border-color:#d4f7ff;background:#f8feff;-moz-box-shadow:0 1px 1px #e9faff;-webkit-box-shadow:0 1px 1px #e9faff;box-shadow:0 1px 1px #e9faff;border-width:1px;border-style:solid;padding:11px}#ch-footer{clear:both;position:relative;z-index:2;font-size:14px;line-height:24px}.ch-trust-seals{background-color:#f3f3f3;border-top:1px solid #e3e3e3;display:flex;flex-flow:row wrap;justify-content:center;padding:16px 0}@media(min-width:320px) and (max-width:767px){.ch-trust-seals{padding:10px 0}}.ch-trust-seals .seal-icon{margin:0 10px}@media(min-width:320px) and (max-width:767px){.ch-trust-seals .seal-icon{margin:0 8px;padding:8px 0}}.ch-trust-seals .seal-icon img{height:45px}.ch-trust-seals .seal-recaptcha{box-sizing:content-box;width:192px;height:45px}.ch-trust-seals .g-recaptcha{-moz-transform:scale(0.75);-ms-transform:scale(0.75);-webkit-transform:scale(0.75);transform:scale(0.75);-moz-transform-origin:0 0;-ms-transform-origin:0 0;-webkit-transform-origin:0 0;transform-origin:0 0}.ch-trust-seals_wrapper{background:#f3f3f3;border-top-width:1px;border-top-style:solid;padding-top:17px;padding-bottom:18px;border-color:#e3e3e3}.ch-trust-seals_container{text-align:center}@media(min-width:320px) and (max-width:480px){.ch-trust-seals_container{text-align:left}}@media(min-width:768px) and (max-width:990px){.ch-trust-seals_container{padding-left:60px}}@media(min-width:768px){.ch-trust-seals_container{height:42px}}@media(min-width:320px) and (max-width:767px){.ch-trust-seals_container span img{height:36px;max-width:100%}}.ch-trust-seals_godaddy-icon,.ch-trust-seals_bbb-icon,.ch-trust-seals_truste-icon{display:inline-block;vertical-align:middle;*vertical-align:auto;*zoom:1;*display:inline;margin:0 6px}@media(min-width:320px) and (max-width:480px){.ch-trust-seals_godaddy-icon,.ch-trust-seals_bbb-icon,.ch-trust-seals_truste-icon{margin:0 3px 0 0}}#signup-form .g-recaptcha{-moz-transform:scale(0.85);-ms-transform:scale(0.85);-webkit-transform:scale(0.85);transform:scale(0.85)}.ch-footer-links_wrapper{background:#f3f3f3;border-top:1px solid #e3e3e3}.ch-footer-links_container{padding-top:12px;padding-bottom:30px;margin-bottom:0;list-style:none}.ch-footer-links_container>li{padding:0}@media(min-width:320px) and (max-width:767px){.ch-footer-links_container>li{width:47.42268%;float:left;margin-right:5.15464%}.ch-footer-links_container>li:nth-child(2n){float:right;margin-right:0}.ch-footer-links_container>li:nth-child(2n+1){clear:left}}@media(min-width:768px) and (max-width:990px){.ch-footer-links_container>li{width:31.08108%;float:left;margin-right:3.37838%}.ch-footer-links_container>li:nth-child(3n){float:right;margin-right:0}.ch-footer-links_container>li:nth-child(3n+1){clear:left}}@media(min-width:991px){.ch-footer-links_container>li{width:14.57286%;float:left;margin-right:2.51256%}.ch-footer-links_container>li:last-child{float:right;margin-right:0}}.ch-footer-links_container>li h6{margin-top:12px;margin-bottom:6px}.ch-footer-links_container>li a{color:#404245;display:block}@media(min-width:320px) and (max-width:767px){.ch-footer-links_container>li a{padding-top:6px;padding-bottom:6px;margin-top:6px;margin-bottom:6px}}.ch-footer-links_container>li a:hover{text-decoration:underline}.ch-copyright_wrapper{background:#001a96;border-top:5px solid #e00099}.ch-copyright_container{padding-top:12px;padding-bottom:6px;color:#fff}.ch-copyright_container p{margin-top:0;margin-bottom:6px}.ch-copyright_container p:first-child{margin-top:0}.ch-copyright_container a{color:#fff;text-decoration:underline}.ch-copyright_container a:visited{color:#fff}@media(min-width:991px){.ch-copyright_info{float:left}}@media(min-width:991px){.ch-copyright_fyi{float:right}}#ch-social-share_container{position:fixed;top:50%;left:0;z-index:89;margin-top:-126px;width:80px;-moz-border-radius-topleft:0;-webkit-border-top-left-radius:0;border-top-left-radius:0;-moz-border-radius-bottomleft:0;-webkit-border-bottom-left-radius:0;border-bottom-left-radius:0}@media(max-width:1194px){#ch-social-share_container{display:none}}#ch-social-share_container.isHidden{display:none}#ch-social-share_twitter{border-top-width:1px;border-top-style:solid;padding-top:11px;margin-top:6px;border-color:#d4f7ff}#ch-social-share_facebook{margin-top:6px;margin-bottom:12px}iframe[name="google_conversion_frame"]{overflow:hidden;height:0;display:none}

#ch_mobile-app-banner_cta{font-size:12px;line-height:18px}.ch-header_banner_container{max-width:1200px;margin-left:auto;margin-right:auto;min-width:320px;padding-left:18px;padding-right:18px}.ch-header_banner_container:after{content:" ";display:block;clear:both}#ch_mobile-app-banner_cta{display:inline-block;vertical-align:middle;*vertical-align:auto;*zoom:1;*display:inline;outline:0;cursor:pointer;border-radius:5px;color:#00b5e2;font-weight:700;background:transparent;-moz-box-shadow:inset 0 -3px 0 transparent;-webkit-box-shadow:inset 0 -3px 0 transparent;box-shadow:inset 0 -3px 0 transparent;text-align:center;border:1px solid #00b5e2;padding-left:12px;padding-right:12px;padding-top:8px;padding-bottom:10px;height:36px;border-width:1px;border-style:solid;padding:-1px;border-color:#00b5e2;color:#00b5e2}#ch_mobile-app-banner_cta i[class*='_right']{padding-left:12px;padding-right:0;float:right;border-left:1px solid transparent}#ch_mobile-app-banner_cta i[class*='_left']{padding-left:0;padding-right:12px;float:left;border-right:1px solid transparent}#ch_mobile-app-banner_cta i{line-height:18px}#ch_mobile-app-banner_cta:hover,#ch_mobile-app-banner_cta:focus{color:#00c9fc}#ch_mobile-app-banner_cta:visited{color:#00a1c9}.highlighted#ch_mobile-app-banner_cta{color:#fff;background-color:#00b5e2}.disabled#ch_mobile-app-banner_cta,#ch_mobile-app-banner_cta:disabled{color:#00b5e2;background-color:transparent;filter:alpha(opacity=50);opacity:.5;cursor:not-allowed}.disabled#ch_mobile-app-banner_cta:hover,.disabled#ch_mobile-app-banner_cta:focus,.disabled.highlighted#ch_mobile-app-banner_cta,.disabled#ch_mobile-app-banner_cta:active,.disabled#ch_mobile-app-banner_cta:visited,#ch_mobile-app-banner_cta:disabled:hover,#ch_mobile-app-banner_cta:disabled:focus,#ch_mobile-app-banner_cta:disabled.highlighted,#ch_mobile-app-banner_cta:disabled:active,#ch_mobile-app-banner_cta:disabled:visited{color:#00b5e2;background-color:transparent}.ch_mobile-app-banner_container{height:72px;background-color:#fcfcfc;border-bottom-width:3px;border-bottom-style:solid;padding-bottom:-3px;border-color:#e3e3e3}@media(min-width:991px){.ch_mobile-app-banner_container{display:none}}.ch_mobile-app-banner_container>span{margin-top:24px;width:24px;float:left;margin-left:18px;margin-right:0;color:#aaa}.ch_mobile-app-banner_container>h6{width:40.20101%;float:left;margin-right:2.51256%;margin-left:12px;margin-right:0;margin-top:18px;font-size:12px;line-height:18px}@media(min-width:768px) and (max-width:990px){.ch_mobile-app-banner_container>h6{font-size:18px;line-height:36px;width:65.82915%;float:left;margin-right:2.51256%}}@media(min-width:480px) and (max-width:767px){.ch_mobile-app-banner_container>h6{font-size:14px;line-height:36px;width:57.28643%;float:left;margin-right:2.51256%}}#ch_mobile-app-banner_cta{display:inline-block;width:100px;margin-top:18px;margin-left:0;margin-right:12px;float:right}@media(min-width:320px) and (max-width:990px){.ch-header_banner_wrapper.tos_banner_wrapper{display:block;padding-left:0;padding-right:36px}}.ch-header_banner_wrapper{background:#fff8cc;padding-top:6px;padding-bottom:6px}@media(min-width:991px){.ch-header_banner_wrapper{z-index:9999999;position:relative;width:100%}}@media(min-width:320px) and (max-width:990px){.ch-header_banner_wrapper{display:none}}.ch-header_banner_container{position:relative;text-align:center;top:3px}.ch-header_banner_container>p{width:100%;margin-top:0;margin-bottom:0}.ch-header_banner_container>p span{font-size:15px;line-height:18px;font-weight:400;color:#16192b}.ch-header_banner_container>p span>a{font-size:16px;line-height:18px;font-weight:700;color:#002de4}.ch-header_banner_container .chi-remove{position:absolute;top:0;right:0;color:#16192b;font-size:16px;line-height:18px}