.scroll-to-top {
    width: 50px;
    height: 60px;
    text-align: center;
    font-weight: bold;
    text-decoration: none;
    position: fixed;
    bottom: 5%;
    right: 25%;
    display: none;
    z-index: 2000;
    background-color: rgba(68, 178, 254, 0);
    -webkit-transition: -webkit-transform 0.3s;
    transition: -webkit-transform 0.3s;
    transition: transform 0.3s;
    transition: transform 0.3s, -webkit-transform 0.3s;
    overflow: hidden;
}
.scroll-to-top:before, .scroll-to-top:after {
    content: '';
    position: absolute;
    display: block;
    top: 15px;
    background-color: rgba(255, 255, 255, 0);
    height: 30px;
    width: 5px;
}
.scroll-to-top:focus {
    outline: none;
}