.hearder_wrap {
  width: 100%;
  height: 90px;
}
.hearder_cont {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 0 40px;
}
.hearder_logo {
  width: 300px;
}
.hearder_logo img {
  width: 100%;
}
.hearder_nav {}
.nav_list {
  height: 100%;
  display: flex;
  align-items: center;
}
.list_li {
  width: 110px;
  line-height: 90px;
  text-align: center;
  position: relative;
}
.list_li a.li_a {
  font-size: 16px;
}
.list_li:hover a.li_a {
  font-weight: normal;
  letter-spacing: 0px;
  color: #ff0000;
}
.nav_list_child {
  position: absolute;
  height: 0;
  overflow: hidden;
  left: 30%;
  transform: translateX(-50%);
  top: 90px;
  opacity: 0;
  transition: all 0.3s;
}
.list_li:hover .nav_list_child {
  height: fit-content;
  opacity: 1;
  transition: all 0.3s;
  left: 50%;
  top: 90px;
  z-index: 111;
  background: #fff;
  width: 150px;
  border-top: 5px solid #c80000;
}
.list_li_child {
  line-height: 45px;
}
.list_li_child a.li_child_a {
  display: block;
  width: 100%;
  height: 100%;
  font-size: 16px;
}
.list_li_child:hover {
  background: #f0f0f0;
}
.list_li_child:hover a.li_child_a {
  font-weight: normal;
  letter-spacing: 0px;
  color: #ff0000;
}
@media screen and (max-width: 992px) {
  .mm-btn_next.mm-listitem__btn {
    position: absolute;
    width: 100%;
    height: 100%;
  }
  .mm-menu a,
  .mm-menu a:active,
  .mm-menu a:hover,
  .mm-menu a:link,
  .mm-menu a:visited {
    font-size: 0.34rem;
  }
  .phone_hide {
    display: none;
  }
  .phone_show {
    display: block;
  }
  .hearder_logo {
    width: 4.7rem;
  }
  .hearder_wrap {
    height: 1.8rem;
  }
  .hearder_toggle {
    width: 0.7rem;
    display: flex;
  }
  .hearder_cont {
    padding: 0 0.4rem;
    justify-content: space-between;
  }
  .mm-menu {
    font-size: 14px;
  }
  .list_li,
  .list_li_child {
    text-align: left;
    width: 100%;
    line-height: inherit;
  }
  .nav_list_child {
    left: 0;
    opacity: 1;
    height: fit-content;
    width: 100%;
    top: 0;
    transform: translateX(0);
    position: inherit;
  }
  .nav_list {
    height: fit-content;
  }
}