#x4n{ clear: both; margin:20px 0;}
.x4a{display: inline-block; margin:5px;  color: #fff;
text-decoration: none; padding:5px; min-width: 20px; text-align: center;border: 1px solid #444; background:#111;}
.x4a3{background:transparent; cursor: default; border:none;}
.x4a2{ background:#920000;border:1px solid #920000;}