.links {
    margin-top: 1.8em;
    text-align: right;
}

.links a img {
    height: 1.5em;
    opacity: 0.5;
    margin: 10px;

}

.links a:hover img {
    height: 1.5em;
    opacity: 0.8;
    margin: 10px;
}

.links + h1 {
    margin-top: 0;
}