.video-box{position:relative;height:100vh;background-color:#c1cff7;overflow:hidden;-webkit-user-select:none;-moz-user-select:none;user-select:none}.video-box .video-background{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:100%;height:100%;-o-object-fit:cover;object-fit:cover;min-height:800px}.backindex{position:absolute;width:100vw;height:100vh;background-color:rgba(0,0,0,.6);z-index:10}.abbox{width:65%;height:calc(100vh - 120px);position:absolute;left:50%;top:0;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:20;transition:opacity .3s ease}.logo{width:50%;max-width:490px}.logo-zh{width:70%;margin-top:.2rem}.logo3{width:80%}.logo2,.logo3{max-width:490px}.logo2{margin-top:30px;width:90%}.btnbox{margin-top:60px;width:100%}.btn,.btnbox{display:flex;align-items:center;justify-content:center}.btn{font-size:18px;font-family:PingFang SC;font-weight:500;color:#000;opacity:.8;background-image:url(../../static/img/button.cf70773f.png);background-size:100% 100%;height:56px;width:220px;margin:15px 10px 0}.botbox{position:absolute;width:100%;bottom:0;z-index:10}.botboxson{width:100%;display:flex;align-items:flex-end;justify-content:space-between}.botboxson-img{width:70%;position:absolute;left:0}.botboxson-img2{right:0!important;left:unset!important}.thrbox{display:flex}.twbox{margin-right:10px}.botkuan{border-left:1px solid hsla(0,0%,100%,.3);padding-left:5px}.mar-40{margin-left:23px}.contbox{display:flex}.title{font-size:12px;margin-bottom:5px}.content,.title{font-family:PingFang SC;font-weight:400;color:#fff}.content{font-size:10px;opacity:.4;line-height:18px;white-space:nowrap}.appbotbox{width:100%;height:50px;display:flex;justify-content:center;align-items:center}.content1{font-size:14px;font-family:PingFang SC;font-weight:400;color:#fff;opacity:.4;line-height:18px;white-space:nowrap}@media screen and (max-width:768px){.logo{width:70%}.btnbox{flex-direction:column}.btn{height:50px;width:100%}}