.menu_nav {
  padding: 0 50px 0 12px;
  flex: 1;
  display: flex;
  justify-content: space-around;
  align-items: center;
  font-size: 20px;
}
.menu_nav .menu_nav .nav_item {
  height: 86px;
  line-height: 86px;
  padding: 0 12px;
  cursor: pointer;
}
.menu_item {
  width: 80px;
  height: 86px;
  font-size: 20px;
  font-family: Microsoft YaHei, Microsoft YaHei-Regular;
  font-weight: 400;
  text-align: center;
  color: #333333;
  display: block;
  line-height: 86px;
}
.menu_item-active {
  width: 120px;
  height: 86px;
  background: rgba(189, 26, 45, 0.1);
  display: block;
  line-height: 86px;
  font-size: 20px;
  font-family: Microsoft YaHei, Microsoft YaHei-Bold;
  font-weight: 700;
  color: #b51929;
}
a:hover {
  color: #b51929;
  text-decoration: none;
}
.denglu a {
  width: 49px;
  height: 19px;
  font-size: 14px;
  font-family: Microsoft YaHei, Microsoft YaHei-Regular;
  font-weight: 400;
  text-align: left;
  color: #333333;
}