/* ── Home / Information page background ──────────────────────────────────── */
.background {
    opacity: 1;
    height: 100%;
    width: 100%;
    display: block;
    position: fixed;
    overflow: hidden;
    z-index: 0;
    background: rgba(0,0,0,.4);
    -webkit-box-shadow: inset 0 0 60px 30px rgba(0,0,0,.45);
    box-shadow: inset 0 0 60px 30px rgba(0,0,0,.45);
    transform: scale(1.05);
}
.background::after {
    content: '';
    display: block;
    height: 100%;
    width: 100%;
    background: linear-gradient(rgba(0,0,0,0), rgba(0,0,0,.15));
}