footer {
    /* position: absolute; */
    bottom: 0;
    width: 100%;
    height: 17em;
    text-align: center;
    background: #f5f5f5;
    font-size: .9em;
    color: gray;
    padding: 2em 1.5em;
    margin-top: 1.5em;
    /* display: block; */
}