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

body {
    margin-bottom: 72px;
}

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

main h2 {
    margin-top: 1.5rem;
    font-size: 1.35rem;
}