footer.footer {
    padding-top: 40px;
    padding-bottom: 40px;
    margin-top: 100px;
    color: #767676;
    text-align: center;
    border-top: 1px solid #e5e5e5;
}

.social-links {
    text-align: center;
    margin-bottom: 20px;
}

ul.social-buttons {
    display: inline-block;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}

ul.social-buttons li {
    display: inline-block;
    padding: 5px 8px;
    line-height: 1;
}

ul.social-buttons iframe {
    border: none;
    overflow: hidden;
}

pre.prettyprint {
    border: 0 !important;
    padding: 15px !important;
}