.header-nav {
  width: 100%;
  background: #B52422;
  min-width: 1600px;
}

.header {
  height: 200px;
  margin: 0px auto;
  padding-left: 40px;
  padding-right: 40px;
  display: flex;
  align-items: center;
  box-sizing: border-box;
  position: relative;
}

.header .tuanhui {
  width: 89px;
  height: 91px;
}

.header .logo {
  width: 376px;
  margin-left: 16px;
  margin-right: 8px;
}

.header .name {
  width: 504px;
  height: 48px;
}

.logo-block {
  display: inline-block;
  width: 2px;
  height: 48px;
  opacity: 0.6;
  background: #ffffff;
  margin-right: 14px;
  margin-top: 4px;
}

.header .tuanqi {
  width: 480px;
  height: 200px;
  margin-left: -24px;
}

.pl-33 {
  padding-left: 33px;
}

.header .search-box {
  position: absolute;
  top: 16px;
  right: 128px;
}

.searchWrap {
  margin: 60px 0px 0px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
}

.searchWrap .searchPart {
  width: 280px;
  height: 42px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 20px;
}

.searchWrap .searchPart .search {
  position: absolute;
  top: 9px;
  left: 16px;
  width: 215px;
  height: 24px;
  line-height: 24px;
  background: none;
  border: 0px;
  outline: none;
  color: rgba(255, 255, 255, 0.75);
  font-size: 16px;
  font-family: PingFangSC, PingFangSC-Regular;
  font-weight: 400;
}

.searchWrap .searchPart .search-btn {
  position: absolute;
  right: 24px;
  top: 10px;
  cursor: pointer;
}

.searchWrap .searchPart input::placeholder {
  color: rgba(255, 255, 255, 0.75);
}

.searchWrap .line {
  width: 1px;
  height: 24px;
  background: rgba(255, 255, 255, 0.15);
  margin: 0px 16px;
}

.searchWrap .links {
  font-size: 16px;
  font-family: PingFangSC, PingFangSC-Regular;
  font-weight: 400;
  color: #ffffff;
  line-height: 24px;
  cursor: pointer;
}

/* ----------------------------导航---------------------- */
.navbar {
  height: 64px;
  background: #ffffff;
}

.nav {
  margin: auto;
  text-align: center;
}

.nav ul li {
  display: inline-block;
  max-width: 240px;
  min-width: 156px;
  padding-left: 20px;
  padding-right: 20px;
  z-index: 999;
  position: relative;
  box-sizing: border-box;
  list-style: none;
}

.nav ul li .down,
.nav ul li.active .up {
  display: inline-block;
  transition: display 0.3s;
}

.nav ul li.active .down,
.nav ul li .up {
  display: none;
  transition: display 0.3s;
  color: #e62029;
}

.nav ul li .f_a {
  line-height: 64px;
  display: block;
  text-align: center;
  font-size: 18px;
  color: #000;
  font-weight: 650;
  cursor: pointer;
}

.nav ul li .f_a:hover {
  color: #e62029;
}

.nav ul li .s_navbox {
  display: none;
  position: absolute;
  left: 0;
  z-index: 9999;
  max-width: 240px;
  min-width: 180px;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0px 2px 20px 0px rgb(0 0 0 / 16%);
}

.nav ul li .s_navbox .s_a a {
  text-decoration: none;
  color: #ffffff;
  font-size: 16px;
  color: rgba(0, 0, 0, 0.75);
  line-height: 20px;
  text-align: center;
  display: block;
  padding: 16px;
  transition: all 1s;
}

.nav ul li .s_navbox .s_a a:hover {
  color: #E62029;
  background: rgba(230, 32, 41, 0.06);
  transition: all 1s;
}

.m_nav {
  display: none;
}

.headlf .m_logo {
  display: none;
}

.headrg .m_menuimg {
  display: none;
}

@media screen and (min-width: 1600px) {
  .header {
    padding-left: 128px;
    padding-right: 128px;
  }
}