.back-to-top{background-color:#db011c;border-radius:2px;bottom:15px;box-shadow:0 0 21px 0 rgba(0,0,0,.2);cursor:pointer;height:30px;position:fixed;right:15px;transform:scale(0);transition:width .2s ease-in,height .2s ease-in;width:40px;z-index:101}@media screen and (max-width:767px){.back-to-top{bottom:5px}.back-to-top:hover{background-color:#db011c;height:30px;width:40px}}.back-to-top.one-key{background-color:#076ae6!important}.back-to-top.active{transform:scale(1)}.back-to-top:hover{height:45px;width:45px}.back-to-top .icon{color:#fff;height:24px;margin:-12px auto 0 -13px;position:absolute;right:37%;text-align:center;top:40%;transform:rotate(-90deg)}