body { background-color: white; margin: 0; padding: 0; }

#container { position: absolute; width: 960px; height: 200px; text-align: center; margin: -200px -480px; top: 50%; left: 50%; }

#social { padding: 20px; }
#social img { margin: 0 10px; border: 0; opacity: 0.25; }
#social img:hover { opacity: 0.85; }