#page-top {
        display: none;
        position: fixed;
        bottom: 20px;
        right: 15px;
        z-index: 1;
        @include sp {
            display: none !important;
        }
    }

    #page-top a {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 55px;
        height: 55px;
        border-radius: 50%;
        @include font-size(14);
        font-weight: bold;
        color: #fff;
        text-decoration: none;
        text-align: center;
        line-height: 1.2;
        background: rgba(0,0,0,.8);
        transition: .3s;
        &:hover {
            opacity: .8;
        }
    }