.b-top{padding:20px 20px 15px;position:fixed;bottom:20px;z-index:100;left:-120px;max-width:600px;-webkit-transition:all .2s ease-in-out;-moz-transition:all .2s ease-in-out;-o-transition:all .2s ease-in-out;transition:all .2s ease-in-out;background-color:transparent;background-color:rgba(100,100,100,0.75);color:#fff;border-radius:0px 2px 2px 0px;box-shadow:0px 1px 2px #000}.b-top.show{left:0;bottom:20px}a#back-to-top{color:#fff !important;font-weight:bold}#back-to-top{cursor:pointer;text-transform:uppercase;display:inline-block}