*{
  list-style: none;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
}
html,
body {
  background: #F2F2F2;
}
a {
  display: block;
  text-decoration: none;
  color: inherit;
}

.fl {
  float: left;
}
.fr {
  float: right;
}
img {
  vertical-align: middle;
}

.clerfloat:after {
  display: block;
  clear: both;
  content: "";
  visibility: hidden;
  height: 0;
}
.triangle_r {
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-left: 4px solid #A0A0A0;
  border-bottom: 4px solid transparent;
}
/* 面包屑 */
.bread_area {
  font-size: 16px;
  color: #303133;
}
.bread_area a {
  display: inline-block;
  vertical-align: middle;
}
.bread_area a:active {
  color: #0E68B1;
}
.bread_area span {
  vertical-align: middle;
}
.main {
  width: 1400px;
  margin: 0 auto;
}