@media screen and (max-width: 1200px) {
  .web-top .container,
  .web-footer .container {
    padding-left: 10px;
    padding-right: 10px;
  }
  .web-top a.logo {
    zoom: 0.9;
  }
  
  .web-nav ul li a.primary {
    font-size: 20px;
  }
  .web-nav ul li dl a {
    font-size: 18px;
  }
  
  .swiper-index .swiper-next,
  .swiper-index .swiper-prev {
    zoom: 0.8;
  }
  
  .index-body .lim {
    padding-left: 20px;
    padding-right: 20px;
  }
  
  .swiper-news .swiper-slide .banner img {
    min-width: 100%;
    height: 100%;
  }
}
@media screen and (max-width: 928px) {
  .web-top a.logo {
    zoom: 0.7;
  }
  
  .web-nav ul li a.primary {
    min-width: auto;
    font-size: 16px;
    height: 52px;
  }
  .web-nav ul li dl a {
    height: 32px;
    font-size: 14px;
  }
  
  .web-top .search-form {
    zoom: 0.8;
  }
  
  .swiper-index .swiper-next,
  .swiper-index .swiper-prev {
    zoom: 0.6;
  }
  .web-footer ul li:nth-child(odd) {
    width: 60%;
  }
  .web-footer ul li:nth-child(even) {
    width: 40%;
  }
  
  .swiper-index .swiper-prev {
    left: 80px;
  }
  .swiper-index .swiper-next {
    right: 80px;
  }
}

.web-nav a.close {
  display: none;
}
@media screen and (max-width: 768px) {
  .web-top .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  .web-top .right {
    max-width: 564px;
    margin: 20px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .phone-nav {
    margin-left: 20px;
    position: relative;
    width: 28px;
    height: 3px;
    background-color: #0266b8;
  }
  .phone-nav::before, .phone-nav::after {
    position: absolute;
    content: "";
    height: 100%;
    width: 100%;
    background-color: #0266b8;
  }
  .phone-nav::before {
    top: -9px;
  }
  .phone-nav::after {
    bottom: -9px;
  }
  .web-top .menu-trigger {
    
  }
  
  .swiper-index .swiper-next,
  .swiper-index .swiper-prev {
    zoom: 0.6;
  }
  .swiper-index .swiper-prev {
    left: 60px;
  }
  .swiper-index .swiper-next {
    right: 60px;
  }
  .index-body .index-sec {
    margin: 28px 10px;
    width: calc(calc(100% - 40px) / 2);
  }
  
  .web-nav {
    display: none;
    position: fixed;
    top: 0; left: 0; 
    width: 100vw;
    height: 100vh;
    padding-top: 50px;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 10;
  }
  .web-nav a.close {
    display: block;
    position: absolute;
    right: 20px;
    top: 14px;
    width: 28px;
    height: 28px;
  }
  .web-nav a.close::before,
  .web-nav a.close::after {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 3px;
    content: "";
    background-color: #fff;
    transform-origin: center;
  }
  .web-nav a.close::before {
    transform: translate(-50%, -50%) rotate(45deg);
  }
  .web-nav a.close::after {
    transform: translate(-50%, -50%) rotate(-45deg);
  }
  .web-nav ul {
    display: block;
  }
  .web-nav ul li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  }
  .web-nav ul li a.primary {
    height: 46px;
    font-size: 16px;
    color: #fff;
    justify-content: flex-start;
  }
  .web-nav ul li dl {
    display: none;
    position: relative;
    left: initial;
    right: initial;
    transform: inherit;
    background-color: transparent;
    padding: 0 0 6px 10px;
  }
  .web-nav ul li dl dd {
    padding: 0 0;
  }
  .web-nav ul li dl dd a {
    padding-left: 10px;
    justify-content: flex-start;
    font-size: 14px;
    line-height: 18px;
    color: #fff;
  }
}

@media screen and (max-width: 540px) {
  .swiper-index .swiper-prev {
    left: 20px;
  }
  .swiper-index .swiper-next {
    right: 20px;
  }
  .web-top a.logo img {
    max-width: 100%;
  }
  .web-top .search-form {
    flex: 1;
    width: auto;
  }
  .index-body .lim {
    padding-left: 10px;
    padding-right: 10px;
  }
  .index-body .index-sec.phone-spe {
    margin-top: 0;
  }
  .phone-spe .is-header {
    display: none;
  }
  .index-sec .is-header {
    min-height: 0;
  }
  .index-body .lim {
    margin: 0;
  }
  .index-body .index-sec {
    margin: 28px 0;
    width: 100%;
  }
  .web-footer a.logo img {
    max-width: 100%;
  }
  .web-footer ul li {
    width: 100% !important;
    font-size: 12px;
    line-height: 16px;
  }
}
@media screen and (max-width: 420px) {
  .web-top .right {
    width: 100%;
  }
}