.red, a.red:visited { background-color: #e33100; }
a.red:hover { background-color: #872300; }

.green, a.green:visited { background-color: #91bd09; }
a.green:hover { background-color: #749a02; }

.blue, a.blue:visited { background-color: #2daebf; }
a.blue:hover { background-color: #007d9a; }

.magenta, a.magenta:visited { background-color: #a9014b; }
a.magenta:hover { background-color: #630030; }

.orange, a.orange:visited { background-color: #ff5c00; }
a.orange:hover { background-color: #d45500; }

.yellow, a.yellow:visited { background-color: #ffb515; }
a.yellow:hover { background-color: #fc9200; }

.grey, a.grey:visited { background-color: #666666; }
a.grey:hover { background-color: #333333; }