.pagescrolltop{align-items:center;background-color:#fff;border-radius:4px;bottom:30px;box-shadow:0 0 10px 0 #00000029;cursor:pointer;display:inline-flex;height:50px;justify-content:center;position:fixed;right:50px;width:50px;z-index:99}.pagescrolltop:hover{background-color:#f5f5f5}.pagescrolltop>span{animation:bounce 1.6s cubic-bezier(.445,.05,.55,.95) infinite;display:inline-block;height:20px;width:20px}.pagescrolltop>span:after{border-left:4px solid #ff5c64;border-top:4px solid #ff5c64;content:"";display:inline-block;height:20px;transform:rotate(45deg) translate(4px,3px);width:20px}@keyframes bounce{50%{transform:translateY(-5px)}}@media(max-width:990px){.pagescrolltop{display:none}}