.goTopLink {
    position: relative;
    display: block;
}
.goTopLink::after {
    content: '';
    display: table;
    clear: both;
}
.goTopLink__label {
    text-indent: -9999px;
    position: absolute;
}
.goTopLink:hover,
a.goTopLink:hover {
    text-decoration: none;
}
.goTopLink::after {
    padding: 5px;
    content: "\21ea";
    display: block;
    position: relative;
    font-size: 24px;
    line-height: 1;
    text-align: center;
    font-weight: normal;
    width: 20px;
    height: 20px;
    color: #fff;
    background-color: #ccc;
    border-radius: 5px;
    border: 1px solid #888;
    float: right;
    margin: 10px 0 10px 10px;
}
.goTopLink:hover::after {
    background-color: #ddd;
}