.container:after { visibility: hidden; display: block; font-size: 0; content: " "; clear: both; height: 0; }
.container { display: inline-block; }

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

/* grid.css */
.column2 { float: left; margin-top: 30px; margin-left: 20px; padding: 0; }
.span-2  { width: 143px;}
.span-8  { width: 620px;}

.column { float: left; margin-bottom: 8px; margin-right: 12px; padding: 0; }
.span-6  { width: 50px;}
.span-18 { width: 310px;}