/* 应用于竖屏模式的小屏幕手机 */
@media screen and (max-width: 480px) and (orientation: portrait) {
  .mt-center {
    width: 100vw;
  }
}
@media screen and (min-width: 481px) and (max-width: 767px) {
  .mt-center {
    width: 100vw;
  }
}
@media screen and (min-width: 768px) and (max-width: 1023px) {
  .mt-center {
    width: 100vw;
  }
}
@media screen and (min-width: 1024px) and (max-width: 1199px) {
  .mt-center {
    width: 100vw;
  }
}
@media screen and (min-width: 1024px) and (max-width: 1199px) {
  body div.header {
    width: 100vw;
  }
  body div.header .header-cen {
    padding-left: 16px;
    padding-right: 16px;
  }
  body div.header .mt-center {
    width: 100%;
  }
}
@media screen and (min-width: 768px) and (max-width: 1023px) {
  .nav-box {
    width: 100%;
  }
}
@media screen and (max-width: 481px) {
  .header-cen {
    padding-left: 4.26vw;
    padding-right: 4.26vw;
  }
}
@media screen and (max-width: 1023px) {
  .header-ad-box {
    display: none;
  }
  .header-space {
    height: 50px;
  }
  body div.header {
    width: 100vw;
  }
  body div.header .header-cen {
    padding-left: 16px;
    padding-right: 16px;
    height: 50px;
  }
  body div.header .mt-center {
    width: 100%;
  }
  body div.header .header-cen .mt-logo .logo-icon {
    width: 100px;
    height: 27px;
  }
  body div.header .userxiala {
    display: none;
  }
  body div.header .nav-xiala {
    background-image: url("/images/header/m-xiala-n.png") !important;
  }
  body div.header .cur-nav-item .nav-xiala,
  body div.header .nav-active .nav-xiala {
    background-image: url("/images/header/m-xiala-h.png") !important;
  }
  body div.header .nav-box {
    width: 100%;
  }
  body div.header .navbar {
    position: static;
    left: auto;
    top: auto;
    display: block;
    box-shadow: none;
    width: 100%;
    margin-left: 30px;
    padding-top: 10px;
    box-sizing: border-box;
    display: none;
  }
  body div.header .navbar-show {
    visibility: visible;
    opacity: 1;
    height: auto;
    display: block;
  }
  body div.header .nav-box-ul {
    display: block;
    margin-top: 0;
    width: 100%;
    margin-bottom: 0;
  }
  body div.header .nav-box-li {
    width: 100%;
    height: auto;
    padding: 5px 20px 5px 10px;
    margin-bottom: 10px;
    border-radius: 0;
  }
  body div.header .nav-box-li .icon,
  body div.header .nav-box-li .subtitle {
    display: none;
  }
  body div.header .nav-box-li .title {
    margin-top: 0;
    font-size: 14px;
    line-height: 21px;
    font-weight: 500;
  }
  body div.header .min-logins {
    display: flex;
    align-items: center;
  }
  body div.header .min-logins .icon-user-avatar {
    margin-right: 5px;
    background: url("/images/header/min-avatar.png") no-repeat 0 0 / 100% 100%;
  }
  body div.header .min-logins .username {
    font-size: 12px;
    white-space: nowrap;
    max-width: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
  }
  body div.header .min-login-text {
    font-size: 12px;
    line-height: 12px;
    white-space: nowrap;
    cursor: pointer;
  }
  body div.header .header-cen {
    color: #666;
  }
  body div.header .header-cen .enBox .en .entab {
    font-size: 12px;
    line-height: 12px;
  }
  body div.header .header-cen .enBox .en .entab .en-icon {
    width: 18px;
    height: 18px;
    background-image: url("/images/header/internet_min.png");
  }
  body div.header .header-cen .icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }
  body div.header .header-cen .btns {
    min-width: auto;
  }
  body div.header .header-cen .logins {
    display: none;
  }
  body div.header .header-cen .enBox {
    margin-right: 16px;
  }
  body div.header .userAvatar,
  body div.header .userName {
    display: none;
  }
  .header-mask {
    position: absolute;
    width: 100%;
    top: 48px;
    left: 0;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 10;
    display: none;
  }
  .header .header-cen .header-nav {
    color: #333;
  }
  .header .header-cen .header-nav .nav {
    display: none;
    position: absolute;
    width: 100%;
    top: 48px;
    left: 0;
    background-color: #fff;
    height: auto;
    z-index: 11;
  }
  .header .header-cen .header-nav .nav li.nav-active a {
    border-bottom: 1px solid #ededed;
  }
  .header .header-cen .header-nav .nav > li {
    box-sizing: border-box;
    margin-right: 0;
  }
  .header .header-cen .header-nav .nav > li > a {
    height: 50px;
    padding-left: 30px;
    padding-right: 30px;
    display: flex;
    justify-content: space-between;
  }
  .header .header-cen .header-nav .nav > li:not(:last-child) > a {
    border-bottom: 1px solid #ededed;
  }
  .header .header-cen .header-nav .nav > li .nav-xiala {
    background: url("/images/header/m-xiala-n.png") no-repeat 0 0 / 100% 100%;
  }
  .header .header-cen .header-nav .nav > li:nth-child(2):hover,
  .header .header-cen .header-nav .nav > li:nth-child(3):hover {
    height: auto;
  }
  .header .header-cen .header-nav .nav > li:nth-child(2):hover .nav-xiala,
  .header .header-cen .header-nav .nav > li:nth-child(3):hover .nav-xiala {
    transform: rotate(0deg);
  }
  .header .header-cen .header-nav .nav .cur-nav-item a {
    color: #7532a3;
  }
  .header .header-cen .header-nav .nav .cur-nav-item .nav-xiala {
    background-image: url("/images/header/m-xiala-h.png");
  }
  .header .header-cen .header-nav .nav-show {
    display: block;
  }
  .header .header-cen .header-nav .nav-hide {
    display: none;
  }
  .header-nav .nav > li:nth-child(3),
  .header-nav .nav > li:nth-child(4),
  .header-nav .nav > li:nth-child(5) {
    display: none;
  }
  .nav-toggle-box {
    display: flex;
  }
}