.buttonBlock li {margin-bottom: 12px;} .buttonBlock a { display: block; margin-right: auto; margin-left: auto; background-position: 0 0;background-color: transparent; background-repeat: no-repeat;} .buttonBlock .horizontal li {float: left; margin: 8px 4px;} .buttonBlock:after { content:"."; display: block; height: 0; clear: both; visibility: hidden;} * html .buttonBlock {zoom:1;}