.o-0{opacity:0}.o-0.5{opacity:.5}.o-1{opacity:1}.float-left{float:left!important}.float-right{float:right!important}#scroll-top{position:fixed;right:10px;bottom:10px;margin:0;z-index:10000;text-decoration:none}#scroll-top button{width:50px;background:0 0;height:50px;outline:0;cursor:pointer;border-radius:100%;color:#fff;box-shadow:none;border-color:transparent;display:block;font-family:tahoma;font-size:11px;-webkit-transition:1s;-moz-transition:1s;transition:1s}@media (max-width:767px){#scroll-top button{width:36px;height:36px}}#scroll-top button img{width:100%;height:100%}