.fl-left   { float: left; }
.fl-right  { float: right; }
.fl-none   { float: none; }

.cl-left   { clear: left; }
.cl-right  { clear: right; }
.cl-both   { clear: both; }
.cl-none   { clear: none; }

.clearfix  { *zoom: 1; }
.clearfix:before,
.clearfix:after { content: ' '; display: table; }
.clearfix:after { clear: both; }