@media only screen and (max-width: 750px) {
  html,
  body {
    width: 100%;
  }

  .main-content {
    width: 100%;
  }

  .header .logo {
    width: 100%;
    height: 90px;
    padding-top: 30px;
    text-align: center;
  }

  .navBg {
    width: 750px;
  }

  .article {
    width: 680px;
    margin: auto;
    text-align: center;
  }

  .menus {
    position: relative;
    background: url("../img/menu_bg.png") no-repeat center;
    width: 750px;
    height: 35px;
  }
  .left-nav {
    border: 1px solid #ccc;
    background-color: #d1dbdd;
  }

  .left-nav,
  ul {
    width: 100%;
    margin: auto;
    display: flex;
    justify-content: center;
    font-size: 24px;
    background-color: #d1dbdd;
  }

  .left-nav ul li {
    position: relative;
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    padding: 20px 5%;
  }

  .left-nav ul li a {
    font-size: 24px;
    color: #808080;
  }

  .right-content .tab {
    width: 250px;
    font-size: 24px;
    color: #fff;
    margin: 20px auto;
    padding: 20px 15px;
    display: block;
    background: url("../img/tab_bg.png") no-repeat center;
    background-size: 100% 100%;
  }

  .p0,
  .p18,
  .p17,
  .p16 {
    word-break: break-all;
    text-align: left;
  }
  .content img {
    width: 750px;
  }
}
@media only screen and (min-width: 751px) {
  body {
    margin: 0 auto;
    font-family: "Microsoft Yahei";
  }
  ul,
  ol,
  li {
    list-style: none;
  }

  a {
    color: #808080;
  }

  div {
    overflow: hidden;
  }
  .logo {
    width: 1000px;
    margin: 0 auto;
  }
  .main-content {
    width: 100%;
    height: 100%;
  }
  .menus {
    position: relative;
    background: url(../img/menu_bg.png) no-repeat center;
    max-width: 1920px;
    min-width: 1000px;
    height: 35px;
  }
  .menu-list {
    width: 1000px;
    height: 100%;
    margin: 0 auto;
  }
  .menu-list ul li {
    position: relative;
    float: left;
    height: 32px;
    margin-right: 42px;
    color: #fff;
    margin-top: 5px;
  }

  .menu-list ul li a {
    color: #fff;
  }
  .article {
    margin: 0 auto;
    max-width: 1000px;
  }

  .article .left-nav {
    width: 170px;
    height: 130px;
    background-color: #d1dbdd;
    float: left;
    margin-top: 30px;
    border: 1px solid #ccc;
  }
  .article .left-nav ul {
    margin-top: 20px;
    color: #808080;
  }
  .article .left-nav ul li {
    position: relative;
    float: left;
    width: 100%;
    height: 30px;
    margin-top: 5px;
    font-size: 14px;
    text-align: center;
    padding-top: 12px;
  }
  .article .left-nav ul li:hover,
  .left-nav .active {
    background-color: #808080;
  }
  .article .left-nav ul li:hover span,
  .left-nav .active span {
    color: #fff;
  }
  .article .right-content {
    /* margin-top:20px;
    margin-left:10px; */
    margin: 20px auto 0 auto;
    width: 810px;
    height: 100%;
    /* float:left; */
    text-align: center;
  }

  .tab {
    width: 100%;
    height: 100%;
  }
  .tab span {
    display: block;
    color: #fff;
    font-size: 14px;
    width: 163px;
    height: 26px;
    padding-top: 10px;
    text-align: center;
    background: url(../img/tab_bg.png) no-repeat center;
  }

  .title {
    font-weight: bold;
    font-size: 14px;
    color: #808080;
  }
  .article-content {
    width: 810px;
    text-align: left;
    word-break: break-all;
    overflow: hidden;
  }
}
#appInfo {
  display: none;
}