/* slightly enhanced, universal clearfix hack */
.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}
.clearfix { display: inline-block; }

/* start commented backslash hack \*/
* html .clearfix { height: 1%; }
.clearfix { display: block; }
/* stop commented backslash hack */