.card img {
    width: 100%;
}

.card:hover {
    -webkit-box-shadow: 2px 11px 9px 1px rgba(0, 0, 0, 0.75);
    -moz-box-shadow: 2px 11px 9px 1px rgba(0, 0, 0, 0.75);
    box-shadow: 2px 11px 9px 1px rgba(0, 0, 0, 0.75);
    transition: all 0.7s;
}