.btt-button{display:inline-block;height:40px;width:40px;position:fixed;bottom:20px;right:20px;box-shadow:0 0 10px rgba(0,0,0,.05);overflow:hidden;text-align:center;white-space:nowrap;background:#fff;visibility:hidden;opacity:0;-webkit-transition:opacity .3s 0s,visibility 0s .3s;-moz-transition:opacity .3s 0s,visibility 0s .3s;transition:opacity .3s 0s,visibility 0s .3s;z-index:100}.btt-button:after{font-family:'luma-icons';content:'\e621';position:absolute;top:10px;left:10px}.btt-button .icon-chevron-up{align-content:center;vertical-align:middle;text-align:center;color:#000;font-size:20px;line-height:38px}.btt-button.cd-is-visible,.btt-button.cd-fade-out,.no-touch .btt-button:hover{-webkit-transition:opacity .3s 0s,visibility 0s 0s;-moz-transition:opacity .3s 0s,visibility 0s 0s;transition:opacity .3s 0s,visibility 0s 0s}.btt-button.cd-is-visible{visibility:visible;opacity:1;z-index:0}.btt-button.cd-fade-out{opacity:.5}.no-touch .btt-button:hover{background-color:#000;opacity:1}