div#lhnHocButton{cursor:pointer;font-size:18px;z-index:99999}div#lhnHocButton,div#lhnHocButton *{box-sizing:content-box}div#lhnHocButton .lhnHide,div#lhnHocButton.lhnHide{display:none}div#lhnHocButton div.lhnHocChatBtnCont{height:30px;position:relative}div#lhnHocButton div.lhnHocChatBtn{height:100%;width:100%}div#lhnHocButton div.lhnHocChatBubbleCont{float:left;height:30px;position:relative}div#lhnHocButton div.lhnHocChatBubble{border-radius:4px;height:24px;width:34px}div#lhnHocButton div.lhnHocChatBubble:after{content:"";height:0;position:absolute;width:0}div#lhnHocButton div.lhnHocFrontBubble:before{border:4px solid;content:"";height:0;left:8px;position:absolute;top:24px;width:0}div#lhnHocButton div.lhnHocCtCont{height:5px;margin:0 auto;position:relative;top:10px;width:24px;z-index:1}div#lhnHocButton div.lhnHocChatTalk{animation-delay:2s;animation-duration:4s;animation-iteration-count:infinite;animation-timing-function:linear;border-radius:4px;float:left;height:5px;opacity:0;width:5px}div#lhnHocButton div.lhnHocChatTalk:not(:first-child){margin-left:4px}div#lhnHocButton div.lhnHocBackBubble{left:12px;position:absolute;top:6px}div#lhnHocButton div.lhnHocBackBubble:after{border:4px solid;left:19px;top:29px}div#lhnHocButton div.lhnHocChatTxtCont{float:left;height:30px;width:auto}div#lhnHocButton div.lhnHocChatTxtCont span{color:#fff;font-family:Source Sans Pro,Helvetica,Arial,sans-serif;font-size:1em;letter-spacing:2px;line-height:1.44em;vertical-align:middle}@keyframes fadein1{0%{opacity:0}12.5%{opacity:.4}25%{opacity:1}75%{opacity:1}87.5%{opacity:.4}to{opacity:0}}@keyframes fadein2{0%{opacity:0}7.5%{opacity:0}20%{opacity:.4}32.5%{opacity:1}75%{opacity:1}87.5%{opacity:.4}to{opacity:0}}@keyframes fadein3{0%{opacity:0}15%{opacity:0}27.5%{opacity:.4}40%{opacity:1}75%{opacity:1}87.5%{opacity:.4}to{opacity:0}}@keyframes popup{0%{top:60px}33.3%{top:60px}to{top:0}}@keyframes popup_down{0%{top:0}33.3%{top:0}to{top:60px}}@keyframes popup_invite{0%{transform:translateY(200%)}to{transform:translateY(0)}}@keyframes popup_invite_cancel{0%{transform:translateY(0)}to{transform:translateY(200%)}}@keyframes fixedLeftSlide{0%{left:80px}33.3%{left:80px}to{left:0}}@keyframes fixedRightSlide{0%{right:80px}33.3%{right:80px}to{right:0}}div#lhnHocButton div.lhnHocCt1{animation:fadein1 3s infinite}div#lhnHocButton div.lhnHocCt2{animation:fadein2 3s infinite}div#lhnHocButton div.lhnHocCt3{animation:fadein3 3s infinite}div#lhnHocButton div.lhnHocButtonClear{clear:both}div#lhnHocButton.lhnround{bottom:20px;max-width:100%;position:fixed;right:20px;width:460px;z-index:99999}div#lhnHocButton.lhnround.lhnleft{left:20px;right:auto}div#lhnHocButton.lhnround div.lhnHocChatTxtCont{display:none}div#lhnHocButton.lhnround div.lhnHocChatBtnCont{bottom:0;height:80px;position:absolute;right:0;width:80px}div#lhnHocButton.lhnround.lhnleft div.lhnHocChatBtnCont{left:0;right:auto}div#lhnHocButton.lhnround div.lhnHocChatBtn{border-radius:50px;box-shadow:0 0 5px #999;cursor:pointer}div#lhnHocButton.lhnround div.lhnHocChatBubbleCont{float:none;height:51%;margin:auto;top:25%;width:55%}div#lhnHocButton.lhnround div.lhnHocChatBubble{border-radius:5px;height:70%;width:79%}div#lhnHocButton.lhnround div.lhnHocFrontBubble{position:absolute;z-index:1}div#lhnHocButton.lhnround div.lhnHocFrontBubble:before{top:29px}div#lhnHocButton.lhnround div.lhnHocFrontBubble:after{border:14px solid;border-radius:5px;left:7px;top:1px}div#lhnHocButton.lhnround div.lhnHocCtCont{height:23%;top:37%;width:66%}div#lhnHocButton.lhnslide{bottom:0;height:48px;overflow:hidden;position:fixed;right:20px}div#lhnHocButton.lhnslide.lhnleft{left:20px;right:auto}div#lhnHocButton.lhnslide .lhnHocChatBtnCont{animation-duration:1.5s;animation-name:popup;border-radius:5px 5px 0 0;padding:12px 20px 6px}div#lhnHocButton.lhnslide.lhndown div.lhnHocChatBtnCont{animation-name:popup_down}div#lhnHocButton.lhnslide div.lhnHocChatBubble{margin-right:15px}div#lhnHocButton.lhnslide div.lhnHocBackBubble{display:none}div#lhnHocButton.lhntab{position:fixed;right:0;top:350px}div#lhnHocButton.lhntab.lhnleft{left:0;right:auto}div#lhnHocButton.lhntab div.lhnHocChatTxtCont{display:none}div#lhnHocButton.lhntab div.lhnHocChatBtnCont{animation-duration:1.5s;padding:12px 20px}div#lhnHocButton.lhntab.lhnright div.lhnHocChatBtnCont{animation-name:fixedLeftSlide;border-radius:5px 0 0 5px}div#lhnHocButton.lhntab.lhnleft div.lhnHocChatBtnCont{animation-name:fixedRightSlide;border-radius:0 5px 5px 0}div#lhnHocButton.lhntab div.lhnHocBackBubble{display:none}div#lhnHocButton.lhnstandard{margin:10px;position:absolute}div#lhnHocButton.lhnstandard div.lhnHocChatBtnCont{border-radius:5px 5px;padding:12px 20px}div#lhnHocButton.lhnstandard div.lhnHocChatBubble{margin-right:15px}div#lhnHocButton.lhnstandard div.lhnHocBackBubble{display:none}div#lhnHocInvite{bottom:0;overflow:hidden;position:fixed;right:20px;z-index:99999}div#lhnHocInvite.lhnleft{left:20px;right:auto}div#lhnHocInvite div.lhnHocInviteCont{animation-duration:1.5s;animation-name:popup_invite;border-radius:5px 5px 0 0;box-sizing:border-box;font-family:Helvetica,Arial,sans-serif;font-size:18px;height:100%;letter-spacing:2px;letter-spacing:1px;line-height:26px;max-width:360px;padding:20px;position:relative;text-align:center;vertical-align:middle;width:100%}div#lhnHocInvite.lhncancel div.lhnHocInviteCont{animation-name:popup_invite_cancel}div#lhnHocInvite div.lhnHocInviteButton{border-radius:3px;cursor:pointer;display:inline-block;font-size:14px;margin:22px 10px 10px;padding:5px 30px}div#lhnHocInvite div.lhnHocInviteButton.lhnstart{font-weight:700}