/* to top */

.totop {
    position: fixed;
    bottom: 10px;
    right: 10px;
    z-index: 104400;
}
.totop a, .totop a:visited {
    color: #fff;
}
.totop a i {
    display: block;
    width: 32px;
    height: 32px;
    line-height: 30px;
    text-align: center;
    font-size: 1.5rem;
    background: #b7183a;
    border-radius: 2px;
}