.clearfix:after,.clearfix:before{content:"";display:block}.clearfix:after{clear:both}.clearfix{zoom:1}.backtotop{align-items:center;background:#fff;border-radius:8px;bottom:92px;box-shadow:0 4px 16px 0 rgba(0,89,91,.09);cursor:pointer;display:flex;flex-direction:column;height:64px;justify-content:space-between;padding:12px 0;position:fixed;right:32px;width:64px;z-index:100}.backtotop .img{height:20px;-o-object-fit:cover;object-fit:cover;width:18px}.backtotop .text{color:#197ece;font-size:12px;font-weight:400;line-height:12px}