body {
  font: 12px/1.5 Helvetica Neue,Helvetica,Arial,Hiragino Sans GB,
  \5FAE\8F6F\96C5\9ED1,tahoma,simsun,sans-serif;
  color: #999;
}
.wrap {
  width: 1230px;
  margin: 0 auto;

}
.clear-fix::after {
  content: '';
  display: block;
  clear: both;
  height: 0;
  visibility: hidden;
}
.clear-fix {
  *zoom: 1;
}
/*三个横线组成的图标*/
.lineicon {
  display: inline-block;
}
.lineicon i {
  display: block;
  width: 15px;
  height: 2px;
  margin-top: 3px;
  background-color: white;
}
.lineicon i.first {
  margin-top: 0;
}
.nav .line {
  width: 100%;
  height: 2px;
  background-color: #ff0036;
}