html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    white-space: nowrap;
    line-height: 60px;
}

.card {
    transition: transform 0.2s;
}

    .card:hover {
        transform: translateY(-5px);
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    }