ul.smothscroll{position:fixed;bottom:25px;right:30px;list-style:none;z-index:99}ul.smothscroll a{width:40px;height:40px;line-height:40px;border-radius:5px;display:block;text-align:center;background-size:200%,1px;background-position:0;border:2px solid #00d4ff}ul.smothscroll a,ul.smothscroll a:hover{background-color:#00D4ff;color:#00020f}@media(max-width:767px){ul.smothscroll a{width:30px;height:30px;line-height:25px}}