.materials-cont {
    margin: 30px 50px;
}

.material-card {
    box-shadow: 0 10px 10px -3px gray;
}

    .material-card svg {
        fill: white;
        height: 20px;
        margin-right: 5px;
    }

    .material-card .guest-btn {
        font-size: 20px;
        padding: 0.5em 1.5em;
    }

        .material-card .guest-btn:hover {
            color: white;
        }

    .material-card a {
        text-decoration: none;
    }