/* for modern brouser */
.clearfix:after {
  content: ".";
  display: block;
  clear: both;
  height: 0;
  visibility: hidden;
}
/* IE7,MacIE5 */
.clearfix {
  display: inline-block;
}
/* WinIE6 below, Exclude MacIE5 \*/
* html .clearfix {
  height: 1%;
}
.clearfix {
  display: block;
}
/**/