.avatar{background:#c0c4cc;border-radius:50%;box-sizing:border-box;color:#fff;display:inline-block;font-size:14px;height:40px;line-height:40px;overflow:hidden;text-align:center;width:40px}.avatar img{border:0;display:block;height:100%;-o-object-fit:cover;object-fit:cover;overflow:clip;overflow-clip-margin:content-box;vertical-align:middle}.site-header{left:0;overflow:hidden;position:absolute;top:0;width:100vw;z-index:999}.site-header .logo{width:100px}.site-header a,.site-header button{white-space:nowrap}.site-header .nav{padding-left:240px}.site-header .nav li{cursor:pointer}.site-header .nav li a{color:#fff;cursor:pointer;font-size:18px;font-weight:400}.site-header .nav li.active:after{background:#fff;content:"";display:block;height:1px;margin-top:5px;width:100%}.site-header .mobile-menu{background-color:#fff;color:#000;height:100vh;left:0;position:fixed;top:0;width:100vw;z-index:998}.site-header .mobile-menu li{align-items:center;border-bottom:1px solid #eee;cursor:pointer;display:flex;height:50px;justify-content:center;width:100%}.site-header .mobile-menu li a{cursor:pointer;font-weight:400;transition:all .3s ease}.site-header .mobile-menu li.active{color:#2ba0e8}@media screen and (max-width:768px){.site-header .nav{padding-left:0}}