.to-top{
    display: none;
    position: fixed;
    right: 0.3rem !important;
    bottom: 85px !important;
    background: url(../img/backtop.png) no-repeat;
    background-size: cover;
    height: 33px;
    width: 33px;
    -webkit-transition: all .3s;
    transition: all .3s;
    z-index: 1000;     
}