.scrollToTop {
    position: relative;
    z-index: 999;
    bottom: 6rem;
    right: 1rem;
    background: #fff;
    color: #000;
    display: block;
    width: 54px;
    height: 54px;
    text-align: center;
    box-shadow: 2px 2px 6px rgba(0, 0, 0, .4);
    border-radius: 150px;
    padding: 0 6px;
    text-transform: uppercase;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-transition: all .2s 
ease-out;
    transition: all .2s 
ease-out;
}