html, 
body {
  width: 100%;
  padding: 0;
  margin: 0;
}

a {
  text-decoration:none;
  color: black;
}
i {
  font-style: normal;
}
li {
  list-style: none;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.w {
  width: 1280px;
  margin: auto;
}

/* 娓呴櫎娴姩 */
.clearfix:after{
  content: "";
  display: block;
  height: 0;
  clear:both;
  visibility: hidden;
}
.clearfix{
  /*ie6娓呴櫎娴姩鐨勬柟寮� *鍙峰彧鏈塈E6-IE7鎵ц锛屽叾浠栨祻瑙堝櫒涓嶆墽琛�*/
  *zoom: 1;
}