footer {
    margin-top: 3rem;
}
footer ul {
    padding: 0;
}

footer ul li {list-style-type: none;}

footer a {
    color: #333;
}

.column h4{
    font-size: 1.25rem;
    border-top: 3px solid #0081c6;
    padding-top: 0.5rem;
}