.sm {list-style:none; width:270px; height:35px; display:block; overflow:hidden; margin:0; padding:0}
.sm li {float:left; display:inline; overflow:hidden;}
.head {list-style:none; width:974px; height:268px; display:block; overflow:hidden; margin:0; padding:0}
.head li {float:left; display:inline; overflow:hidden;}