html {
  --default-h: 126px;
  --header-height: 126px;
  --header-small-height: 100px;
}
@media (max-width: 1200px) {
  html {
    --default-h: calc(1.1rem + 1px);
    --header-height: calc(1.1rem + 1px);
  }
}
/**头部导航**/
.header-box {
  position: sticky;
  top: 0;
  z-index: 999;
  height: var(--default-h);
  transition: transform 0.4s ease;
}
#header {
  --h: var(--header-height);
  --color: #333333;
  --hover-color: var(--main-color);
  background-color: #ffffff;
  color: var(--color);
  transition: all 0.4s ease;
}
#header .logo-box {
  transition: all 0.3s;
  height: var(--h);
}
#header .logo-box .imgs img {
  display: block;
  height: clamp(20px, calc(var(--h)*0.65), 80px);
  transition: height 0.3s;
}
#header .right-box {
  flex-direction: column;
}
#header .right-box .other-a {
  align-self: flex-end;
}
#header .right-box .other-a .logo-links {
  padding: 0 0.5em;
}
#header .right-box .other-a .logo-links .link-a {
  margin: 0 0.5em;
}
#header .right-box .other-a .logo-links img {
  display: block;
}
@media (min-width: 1201px) {
  #header .menu-block .wrap-1300 {
    width: 100%;
  }
  #header .menu-block .menu {
    --i-h: 72px;
    --pad: 74px;
    --pad-mini: 12px;
    font-size: 17px;
    line-height: var(--i-h);
    transition: all 0.3s;
  }
  #header .menu-block .menu .menu-son {
    position: relative;
    background: transparent;
  }
  #header .menu-block .menu .menu-son + .menu-son {
    margin-left: calc(var(--pad) - var(--pad-mini)*2);
  }
  #header .menu-block .menu .menu-son:hover .menu-title,
  #header .menu-block .menu .menu-son.on .menu-title {
    color: var(--main-color);
  }
  #header .menu-block .menu .menu-son:hover .menu-title::after,
  #header .menu-block .menu .menu-son.on .menu-title::after {
    width: 100%;
  }
  #header .menu-block .menu .menu-son:hover .sub-block {
    margin-top: 0;
    opacity: 1;
    pointer-events: auto;
  }
  #header .menu-block .menu .menu-title {
    padding: 0 var(--pad-mini);
    text-align: center;
  }
  #header .menu-block .menu .menu-title::after {
    content: "";
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: var(--main-color);
    transition: width 0.3s;
  }
  #header .menu-block .menu .sub-icon {
    display: none;
  }
  #header .menu-block .menu .sub-block {
    display: block!important;
    margin-top: 10px;
    position: absolute;
    left: 50%;
    top: 100%;
    transform: translateX(-50%);
    width: auto;
    min-width: 100%;
    background: #ffffff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    word-break: keep-all;
    text-align: center;
    font-size: 0.9em;
    line-height: 1.4em;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s, margin 0.5s;
  }
  #header .menu-block .menu .sub-block a {
    display: block;
    position: relative;
    border-bottom: 1px solid #ccc;
    padding: 0.7em 1.7em;
    transition: color 0.3s;
  }
  #header .menu-block .menu .sub-block a::after {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 0;
    height: 1px;
    background-color: var(--main-color);
    transition: width 0.3s;
  }
  #header .menu-block .menu .sub-block a:hover {
    color: var(--main-color);
  }
  #header .menu-block .menu .sub-block a:hover::after {
    width: 100%;
  }
  #header .form-type-a {
    align-self: flex-end;
    transition: all 0.3s;
  }
  #header .search-btn {
    display: none;
  }
  #header .phone-menu {
    display: none;
  }
  .small-header {
    --header-height: 80px;
    --header-small-height: 80px;
  }
  .small-header #header .menu-block .menu {
    --pad: 44px;
    --i-h: var(--header-height);
    --pad-mini: 9px;
    font-size: 15px;
  }
  .small-header .other-a {
    display: none;
  }
  .small-header .form-type-a {
    --height: 30px;
  }
}
@media (min-width: 1201px) and (max-width: 1400px) {
  #header .menu-block .menu {
    --pad: 64px;
  }
}
.small-header #header {
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}
.small-header .phone-menu .phone-menu-i {
  background-color: #666666;
}
.phone-menu {
  --background-color: #333333;
  display: flex;
  position: relative;
  width: 22px;
  height: 12px;
}
.phone-menu .phone-menu-i {
  display: block;
  position: absolute;
  top: 50%;
  left: 0%;
  margin-top: -1px;
  transform: rotate(0);
  -webkit-transform: rotate(0);
  -moz-transform: rotate(0);
  -ms-transform: rotate(0);
  -o-transform: rotate(0);
  width: 100%;
  height: 2px;
  background-color: var(--background-color);
  opacity: 1;
  transition: all 0.3s;
}
.phone-menu .phone-menu-i.i1 {
  margin-top: -6px;
}
.phone-menu .phone-menu-i.i3 {
  margin-top: 4px;
}
.menu-show .phone-menu {
  --background-color: var(--main-color);
}
.menu-show .phone-menu .phone-menu-i {
  background-color: var(--background-color);
}
.menu-show .phone-menu .phone-menu-i.i1 {
  margin-top: -1px;
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  -o-transform: rotate(45deg);
}
.menu-show .phone-menu .phone-menu-i.i2 {
  opacity: 0;
}
.menu-show .phone-menu .phone-menu-i.i3 {
  margin-top: -1px;
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
}
@media (max-width: 1200px) {
  .phone-menu {
    display: flex;
    position: relative;
    width: 0.46rem;
    height: 24px;
  }
  .phone-menu .phone-menu-i {
    margin-top: -1px;
  }
  .phone-menu .phone-menu-i.i1 {
    margin-top: -9px;
  }
  .phone-menu .phone-menu-i.i3 {
    margin-top: 7px;
  }
}
@media (max-width: 1200px) {
  #header {
    border-bottom: 1px solid #ddd;
  }
  #header .logo-box {
    height: 1.1rem;
    font-size: 0.3rem;
  }
  #header .logo-box .imgs img {
    width: auto;
    height: 0.7rem;
  }
  #header .right-box {
    flex-direction: row;
  }
  #header .right-box .other-a {
    align-self: center;
  }
  #header .right-box .other-a img {
    width: 1rem;
  }
  #header .phone-menu {
    display: block;
  }
  #header .search-btn {
    display: block;
    margin-right: 0.36rem;
  }
  #header .search-btn .self-svg {
    --w: 0.54rem;
    --size: 70%;
    width: var(--w);
    height: var(--w);
  }
  #header .form-type-a {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 2;
    width: 100%;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s, transform 0.8s ease;
  }
  #header .menu-block {
    position: fixed;
    left: 0;
    top: var(--header-height);
    transform: translateX(-100%);
    width: 100%;
    height: calc(100vh - var(--header-height));
    opacity: 0;
    overflow-y: auto;
    background-color: #ffffff;
    pointer-events: none;
    transition: opacity 0.4s, transform 0.8s ease;
  }
  #header .menu-block .menu {
    --default-color: #666666;
    flex-wrap: wrap;
    color: var(--default-color);
  }
  #header .menu-block .menu .menu-son {
    border-bottom: 1px solid #e5e5e5;
    width: 100%;
  }
  #header .menu-block .menu .menu-son .menu-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 0.1rem;
    font-size: 0.32rem;
    line-height: 0.84rem;
  }
  #header .menu-block .menu .menu-son .menu-title .sub-icon {
    height: 0.7rem;
    width: 0.7rem;
  }
  #header .menu-block .menu .menu-son .menu-title .sub-icon svg {
    transform: scaleY(1);
    width: 0.3rem;
    height: 0.3rem;
    transition: transform 0.3s;
  }
  #header .menu-block .menu .menu-son .menu-title.on .sub-icon svg {
    transform: scaleY(-1);
    fill: var(--active-color);
  }
  #header .menu-block .menu .sub-block {
    color: #999999;
    display: none;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: 0.12rem 0.1rem;
    font-size: 0.3rem;
  }
  #header .menu-block .menu .sub-block .pad {
    width: 100%;
  }
  #header .menu-block .menu .sub-block .menu-list-li {
    margin: 0.5em 0.5em;
  }
  .menu-show #header .menu-block {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }
  .search-show #header .form-type-a {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}