.card-glow {
    border-radius: 1em;
    background: #282828;
    color: #fff;
    box-shadow: 0 6px 28px rgba(0,255,255,0.21);
    padding: 2em;
    margin-bottom: 2em;
    transition: box-shadow 0.2s;
}

    .card-glow:hover {
        box-shadow: 0 8px 42px rgba(0,255,255,0.38);
    }