.ywj-sprite{
  display:inline-block;
  background-image:url(../images/yuanwenjian.png);
  background-repeat:no-repeat;
  vertical-align:middle;
  overflow:hidden;
}
/* icon-check-title.png */
.ywj-icon-check-title{
  width:44px;height:30px;
  background-position:-66px -0px;
}
/* icon-head-next.png */
.ywj-icon-head-next{
  width:48px;height:46px;
  background-position:-0px -0px;
}
/* icon-ok.png */
.ywj-icon-ok{
  width:16px;height:12px;
  background-position:-62px -64px;
}
/* icon-sample-title.png */
.ywj-icon-sample-title{
  width:44px;height:30px;
  background-position:-0px -64px;
}