/* 通用样式 */
body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td , a, div, span, i{
  margin:0; 
  padding:0; 
  box-sizing: border-box;}
body, button, input, select, textarea{
  font:16px/1.5 "Microsoft YaHei", arial, \5b8b\4f53;}
h1, h2, h3, h4, h5, h6{
  font-size:100%; 
  font-weight: lighter;}
address, cite, dfn, em, var { 
  font-style:normal;}
code, kbd, pre, samp { 
  font-family:courier new, courier, monospace;}
small { 
  font-size:12px;}
ul, ol { 
  list-style:none;}
a { 
  outline: none;
  text-decoration:none !important;}
a:hover { 
  text-decoration:underline;}
sup { 
  vertical-align:text-top;}
sub { 
  vertical-align:text-bottom;}
legend { 
  color:#000;}
fieldset, img { 
  border:0;}
button, input, select, textarea { 
  font-size:100%; 
  border: none; 
  outline: none;}
button, input {
  background: none;}
button {
  cursor: pointer;}
table { 
  border-collapse:collapse; 
  border-spacing:0;}
.fl{ 
  float: left;}
.fr{ 
  float: right;}
.clear{ 
  content: ""; 
  clear: both; 
  zoom: 1;}
.clearfix{  
  zoom: 1;}
.clearfix:after{
  display: block;
  content: "";
  clear: both
;}
.clearfix:before{
  display: table;
  content: "";}