.course-wrappers{-webkit-box-flex:1;-ms-flex:1;flex:1;margin:0 auto;width:1200px;min-height:550px}.course-wrappers .nav-title{font-size:12px;font-weight:500;color:#999;margin:20px 0;cursor:default}.course-wrappers .nav-title .active{cursor:pointer;color:#333}.course-wrappers .nav-title .arrow{margin:0 10px}.course-wrappers .introduction{line-height:40px;background:rgba(255,100,46,.1);margin:0 100px;text-align:center;font-size:14px;color:#333;border-radius:2px}.course-wrappers .inputbox{padding:0 240px}.course-wrappers .inputbox .prompt{margin-left:179px;font-size:13px;color:#f5222d}.course-wrappers .inputbox .login{width:60%;margin-left:174px;margin-top:60px;display:block;background:#ff642e;border:none;height:42px;border-radius:2px;outline:none;font-size:16px;cursor:pointer;letter-spacing:15px;text-indent:15px;text-align:center;line-height:42px;color:#fff;font-weight:700}.course-wrappers .inputbox .reglogin-input{position:relative;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;font-size:14px;color:#333}.course-wrappers .inputbox .reglogin-input .btn-controls{position:absolute;right:190px;color:#ddd;background:transparent;z-index:999}.course-wrappers .inputbox .reglogin-input .btn-control{position:absolute;right:102px;height:20px;color:#3399ea;background:transparent;z-index:999}.course-wrappers .inputbox .reglogin-input .btn-confirm:hover{background-color:transparent;border-color:transparent}.course-wrappers .inputbox .reglogin-input .processing-btn-control{position:absolute;right:127px;z-index:999;color:#3399ea;background:transparent}.course-wrappers .inputbox .reglogin-input .btn{display:inline-block;text-align:center;vertical-align:middle;border:1px solid transparent;background-image:none;white-space:nowrap;cursor:pointer;-ms-touch-action:manipulation;touch-action:manipulation;padding:8px 12px;font-size:14px;font-weight:400;outline:none;height:37px;line-height:1.5;border-radius:4px 4px;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.course-wrappers .inputbox .reglogin-input .reglogin-label{width:48px;margin-right:20px;text-align:right;line-height:35px}.course-wrappers .inputbox .reglogin-input .ant-input{font-family:Chinese Quote,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;font-variant:tabular-nums;-webkit-box-sizing:border-box;box-sizing:border-box;margin:0;padding:0;list-style:none;position:relative;display:inline-block;padding:4px 11px;width:100%;height:42px;font-size:14px;line-height:1.5;color:rgba(0,0,0,.65);background-color:#fff;background-image:none;border:1px solid #d9d9d9;border-radius:4px;-webkit-transition:all .3s;transition:all .3s}