.site-footer {
    /*padding-top: 40px;
    padding-bottom: 40px;*/
    /*background-color: #01538f;*/
    background: #ddd;
}

.site-footer a {
    color: white;
    margin-right: 5%;
}

.site-content {
    min-height: 90vh;
}

.box-to-top {
    position: fixed;
    right: 10px;
    bottom: 0;
    background: grey;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    --ease: all 300ms ease;
    opacity: 0;
    transition: var(--ease);
}
.fade-in {
    opacity: 1;
}