#back-to-top{
    display: flex;
    justify-content: center;
	align-items: center;
    position: fixed;
    z-index: 1020;
    right: 40px;
    bottom: 67px;
    background: var(--ew-dark);
    color: var(--ew-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 25px;
    opacity: .5;
    -webkit-transition: all .3s ease-in-out;
    -moz-transition: all .3s ease-in-out;
    -ms-transition: all .3s ease-in-out;
    -o-transition: all .3s ease-in-out;
    transition: all .3s ease-in-out;
}
#back-to-top:hover,
#back-to-top:focus{
    opacity: 0.5!important;
}