#footer{background-color:#2b2b2b;position:relative;z-index:0;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft YaHei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif;font-weight:normal}#footer:after{opacity:.6;content:"zhishiq";position:absolute;z-index:1;top:.5rem;right:0;text-transform:uppercase;font-size:12.5rem;font-weight:bold;line-height:1;color:#242424}#footer a{text-decoration:none}#footer a:hover{color:#f08642}#footer ul{list-style:none;padding:0;margin:0}#footer .footer__wrap{padding:3.125rem 0 1.875rem;display:-webkit-box;display:-ms-flexbox;display:flex}#footer-extra{background-color:#242424;color:#777;text-align:left;font-family:"Proxima Nova",-apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft YaHei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif !important;font-weight:normal}#footer-extra .footer__wrap{padding:.875rem 0;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.footer{max-width:75rem;margin:0 auto;font-size:.875rem}.footer__wrap{max-width:75rem;margin:0 auto;position:relative;z-index:2;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:horizontal;-webkit-box-direction:normal;-ms-flex-flow:row wrap;flex-flow:row wrap;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between}.footer__logo{height:2rem;width:auto}.footer__copyright{margin-left:1.875rem;margin-right:3.75rem;font-size:.875rem;line-height:1.375rem;-webkit-box-flex:1;-ms-flex:1;flex:1}.footer__payment{margin:0}.footer__payment li{margin-right:.625rem;display:inline-block}.footer__payment li img{height:1.5625rem}.footer__link_groups{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-flex:1;-ms-flex:1;flex:1}.footer__links{-webkit-box-flex:1;-ms-flex:1;flex:1;margin-right:1rem}.footer__links li{margin-bottom:.5rem}.footer__links li a{color:#848484;font-size:.875rem;line-height:1.6}.footer__other_info{width:17.5rem}.footer__contact li{display:-webkit-box;display:-ms-flexbox;display:flex;margin-bottom:1rem}.footer__contact a{color:#848484;font-size:.875rem;line-height:1.6}.footer__contact_content{color:#848484;font-size:.875rem;line-height:1.6;-webkit-box-flex:1;-ms-flex:1;flex:1}.footer__contact .icon{width:1rem;height:1rem;margin-right:.875rem;margin-top:.25rem}.footer__sns{border-top:1px solid #3f3f3f;padding:.875rem 0;margin-top:1.5rem}.footer__sns>ul{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.footer__sns>ul>li{-webkit-box-flex:1;-ms-flex:1;flex:1;text-align:center;line-height:1;position:relative}.footer__sns>ul>li:hover .footer__sns_tooltip{-webkit-transform:scale(1, 1);-ms-transform:scale(1, 1);transform:scale(1, 1)}.footer__sns .icon{width:3rem;height:3rem}.footer__sns_tooltip{position:absolute;right:-4.375rem;bottom:2.8125rem;background:#fff;padding:.5rem;-webkit-transform:scale(0, 0);-ms-transform:scale(0, 0);transform:scale(0, 0);border-radius:.1875rem;-webkit-transition:all ease-in-out .1s;transition:all ease-in-out .1s;-webkit-transform-origin:7.5rem 10rem;-ms-transform-origin:7.5rem 10rem;transform-origin:7.5rem 10rem}.footer__sns_tooltip:before{position:absolute;content:"";display:block;width:0;height:0;bottom:-0.4375rem;right:6.25rem;border-left:.4375rem solid rgba(0,0,0,0);border-right:.4375rem solid rgba(0,0,0,0);border-top:.4375rem solid #fff}.footer__sns_tooltip ul{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:normal;-ms-flex-align:normal;align-items:normal}.footer__sns_tooltip li{-webkit-box-flex:1;-ms-flex:1;flex:1;margin:.5rem}.footer__sns_tooltip img{width:7.5rem}.footer__sns_tooltip h5{margin:0;font-size:.875rem;white-space:nowrap}.footer__sns_tooltip p{font-size:.75rem;line-height:1.5;margin:.5rem 0 0}.footer__column_title{font-weight:bold;margin-bottom:1.5rem;color:#c4c4c4;font-size:1rem}.footer__beian{color:inherit;text-decoration:none}.footer__beian:hover{text-decoration:underline}.fa.fa-zhihu:before{content:"知";font-family:"Proxima Nova Semibold",-apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft YaHei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif !important;font-weight:bold}