.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
    }
.clearfix {display: inline-block;}  /* for IE/Mac */
.clearfix {
 /*zoom: 1;     triggers hasLayout */
display: block;     /* resets display for IE/Win */
}  /* Only IE can see inside the conditional comment
and read this CSS rule. Don't ever use a normal HTML
comment inside the CC or it will close prematurely. */