.main {
  width: 1400px;
  margin: 0 auto;
}
#all {
  width: 100%;
  background-color: #fff;
  /* height: 5962px; */
}
  /* 其中相关的动画效果 */
  .fade-in-left {
    /* opacity: 1 !important; */
    transition: all 1s linear;
    animation: fadeInLeft 1s ease;
    -ms-animation: fadeInLeft 1s ease;
    animation-fill-mode: forwards;
  }
  .fade-in-right {
    /* opacity: 1 !important; */
    transition: all 1s linear;
    animation: fadeInRight 1s ease;
    animation-fill-mode: forwards;
  }
  /* 动画样式3  */
  .fade-in-up1{
    /* opacity: 1 !important; */
    /* display: block !important; */
    transition: all 1s linear;
    animation: fadeInUp 1s ease;
    animation-fill-mode: forwards;
  }
  .fade-in-up2{
    /* opacity: 1 !important; */
    transition: all 2.5s linear;
    animation: fadeInUp 2s ease;
    animation-fill-mode: forwards;
  }
  .fade-in-up3{
    /* opacity: 1 !important; */
    transition: all 4s linear;
    animation: fadeInUp 4s ease;
    animation-fill-mode: forwards;
  }
  /*动画1  由左向右东*/
  @keyframes fadeInLeft {
    0% {
      transform: translateX(0);
      opacity: 0;
    }
    100% {
      transform: translateX(0);
      opacity: 1;
    }
  }
  /* Firefox */
  @-moz-keyframes fadeInLeft {
    0% {
      transform: translateX(0);
      opacity: 0;
    }
    100% {
      transform: translateX(0);
      opacity: 1;
    }
  }
  /* Safari 和 Chrome */
  @-webkit-keyframes fadeInLeft {
    0% {
      transform: translateX(0);
      opacity: 0;
    }
    100% {
      transform: translateX(0);
      opacity: 1;
    }
  }
  /* Opera */
  @-o-keyframes fadeInLeft {
    0% {
      transform: translateX(0);
      opacity: 0;
    }
    100% {
      transform: translateX(0);
      opacity: 1;
    }
  }
  @-ms-keyframes fadeInLeft {
    0% {
      -ms-transform: translateX(0);
      opacity: 0;
    }
    100% {
      -ms-transform: translateX(0);
      opacity: 1;
    }
  }
  /*动画2  由右向左走*/
  @keyframes fadeInRight {
    0% {
      transform: translateX(100px);
      opacity: 0;
    }
    100% {
      transform: translateX(0px);
      opacity: 1;
    }
  }
  /* Firefox */
  @-moz-keyframes fadeInRight {
    0% {
      transform: translateX(100px);
      opacity: 0;
    }
    100% {
      transform: translateX(0px);
      opacity: 1;
    }
  }
  /* Safari 和 Chrome */
  @-webkit-keyframes fadeInRight {
    0% {
      transform: translateX(100px);
      opacity: 0;
    }
    100% {
      transform: translateX(0px);
      opacity: 1;
    }
  }
  /* Opera */
  @-o-keyframes fadeInRight {
    0% {
      transform: translateX(100px);
      opacity: 0;
    }
    100% {
      transform: translateX(0px);
      opacity: 1;
    }
  }
  /*动画3  从下往上走*/
  @keyframes fadeInUp {
    0% {
      transform: translateY(100px);
      opacity: 0;
    }

    100% {
      transform: translateY(0);
      opacity: 1;
    }
  }
  /* Firefox */
  @-moz-keyframes fadeInUp {
    0% {
      transform: translateY(100px);
      opacity: 0;
    }

    100% {
      transform: translateY(0);
      opacity: 1;
    }
  }
  /* Safari 和 Chrome */
  @-webkit-keyframes fadeInUp {
    0% {
      transform: translateY(100px);
      opacity: 0;
    }

    100% {
      transform: translateY(0);
      opacity: 1;
    }
  }
  /* Opera */
  @-o-keyframes fadeInUp {
    0% {
      transform: translateY(100px);
      opacity: 0;
    }

    100% {
      transform: translateY(0);
      opacity: 1;
    }
  }
  .header_bg {
    float: left;
    width: 100%;
    height: 620px;
    background: url("../image/product_header_bg.jpg") top center;
    background-size: 100% 100%;
  }
  .top {
    position: relative;
    top: 0;
    left: 0;
    float: left;
    width: 100%;
    height: 121px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    z-index: 9;
  }
  .top-box {
    height: 122px;
    margin: 0 auto;
  }
  .nav-logo {
    width: 64px;
    height: 60px;
    background: url(../image/nav_logo.png);
    overflow: hidden;
    float: left;
    margin: 30px 0;
  }
  .navbar {
    float: right;
    width: 818px;
  }
  .nav-box {
    list-style: none;
  }
  .navbar > ul > li {
    float: left;
  }
  .nav-tab {
    font-size: 18px;
    color: #fff;
    margin: 20px 40px;
    line-height: 82px;
    text-align: center;
    display: block;
  }
  .last {
    font-size: 18px;
    color: #fff;
    margin: 20px 0 20px 20px;
    line-height: 82px;
    text-align: center;
    display: block;
  }
  .header_bg .top:hover {
    background: #fff !important;
  }
  .header_bg .top:hover .nav-logo {
    background: url(../image/nav_logo2.png) !important;
  }
  .header_bg .top:hover .nav-tab {
    color: #333 !important;
  }
  .header_bg .top:hover .last {
    color: #333 !important;
  }
  .top .navbar .nav-box  li .nav-tab:hover {
    color: #2967cc !important;
    border-bottom: 2px solid #2967cc !important; /*font-weight: bold*/
  }
  .top .navbar .nav-box  li .last:hover {
    color: #2967cc !important;
    border-bottom: 2px solid #2967cc !important; /*font-weight: bold*/
  }
  /* 点击之后添加的样式 */
  .active {
    border-bottom: 2px solid #2967cc;
    color: #2967cc; /*font-weight: bold*/
  }
  /* 点击之后添加的样式 */
  .active1{
    color: #2967cc; /*font-weight: bold*/
  }
  /* 关于我们中的模块 */
  .about_total {
    display: none;
    /* z-index: 1000 !important; */
    position: absolute;
    top: 121px;
    left: 678px;
    width: 848px;
    height: 236px;
    background: #fff;
    box-shadow: 0px 0px 7px #999;
    
  }
  .aboutwe:hover .about_total {
    display: block;
  }
  .atotal_title {
    float: left;
    width: 728px;
    height: 57px;
    border-bottom: 1px solid #ccc;
    margin-left: 60px;
    margin-top: 60px;
    font-size: 18px;
    font-weight: 400;
    color: #333333;
  }
  .atotal_txt {
    float: left;
    width: 728px;
    height: 117px;
    margin-left: 60px;
  }
  .atotal_txt li a {
    float: left;
    height: 117px;
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 117px;
    margin-right: 59px;
  }
  .atotal_txt li .mr {
    margin-right: 0px;
  }
  .atotal_txt li a:hover {
    color: #2967cc;
  }
  /* 产品服务中的模块 */
  .product_total{
    display: none;
    position: absolute;
    top: 121px;
    left: 832px;
    width: 802px;
    height: 360px;
    background: #fff;
    box-shadow: 0px 0px 7px #999;
    z-index: 1000;
  }
  .pro{
      float: left;
      width: 33.33%;
      height: 100%;
  }
  .pro_nav_title, .pro_nav_title2, .pro_nav_title3{
      width: 90px;
      height: 17px;
      font-size: 18px;
      font-weight: 400;
      color: #333333;
      margin: 60px 0 0 60px;
      }
  .pro_nav_title3{
      margin: 60px 0 0 48px;
  }
  .pro_nav_line1{
      width: 176px;
      height: 1px;
      background: #CCCCCC;
      margin: 40px 0 0 60px;
  }
  .pro_nav_content{
      width: 178px;
      height: 79px;
      margin: 30px 0 0 60px;
  }
  .pro_nav_content3{
      margin: 30px 0 0 48px;
  }
  .pro_nav_content ul{
      width: 100%;
      height: 100%;
  }
  .pro_nav_content ul li a{
      float: left;
      width: 100%;
      font-size: 16px;
      font-weight: 400;
      color: #333333;
      line-height: 32px;
  }
  .pro_nav_line2{
      width: 128px;
      height: 1px;
      background: #CCCCCC;
      margin: 40px 0 0 60px;
  }
  .pro_nav_line3{
      width: 178px;
      height: 1px;
      background: #CCCCCC;
      margin: 40px 0 0 48px;
      }
  .product_servise:hover .product_total{
    display: block;
  }
  .pro_nav_content ul li a:hover {
    color: #2967cc;
  }
  .trade_total {
    display: none;
    position: absolute;
    top: 121px;
    left: 877px;
    height: 330px;
    width: 974px;
    background: #fff;
    box-shadow: 0px 0px 7px #999;
    z-index: 1000;
  }

  .trade_servise:hover .trade_total {
    display: block;
  }
  .pro_nav_content ul li a:hover {
    color: #2967cc;
  }
  .ps_title{
    width: 72px;
    height: 17px;
    margin: 60px 0 0 60px;
  font-size: 18px;
  font-weight: 400;
  color: #333333;
  line-height: 17px;
  }
  .ps_line{
    width: 854px;
    height: 1px;
    background: #CCCCCC;
    margin: 40px 0 0 60px;
  }
  .ps_text1{
    float: left;
    width: 208px;
    height: 111px;
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 32px;
    margin:40px 100px 0 60px ;
  }
  .ps_text2{
    float: left;
    width: 240px;
    height: 112px;
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 32px;
    margin: 40px 100px 0 0;
  }
  .ps_text3{
    float: left;
    width: 239px;
    height: 112px;
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 32px;
    margin: 40px 0 0 0 ;
  }
  .trade_total .ps_text1 p:hover,.trade_total .ps_text2 p:hover,.trade_total .ps_text3 p:hover{
    color: #2967cc;
    cursor: pointer;
  }
  /* 关于我们的大字 */
  .about_title {
    /* display: none; */
    font-size: 60px;
    font-weight: 400;
    color: #ffffff;
    margin: 0 auto;
    margin-top: 280px;
    /* z-index: -1000; */
    text-align: center;
  }
  .about_text {
    font-size: 30px;
    font-weight: 400;
    color: #ffffff;
    margin: 0 auto;
    margin-top: 30px;
    text-align: center;
  }
  /* 中间的导航栏 */
  .nav {
    position: relative;
    top: 0;
    left: 0;
    float: left;
    width: 100%;
    height: 68px;
    background-color: #fff;
    border-bottom: 1px solid #ddd;
  }
  .nav_ul {
    float: right;
    height: 100%;
  }
  .nav_ul li {
    float: left;
    font-size: 18px;
    font-weight: 400;
    color: #333333;
    padding: 19px 20px;
  }
  .nav_ul li a {
    padding: 21px 0px;
  }
  .nav_ul li a:hover {
    color: #2967cc;
    border-bottom: 2px solid #2967cc;
  }
  /* 系统简介 */
  .system_account{
      float: left;
      width: 100%;
      height: 550px;
      background: #F5F5F5;
  }
  .system_box{
      display: flex;
      justify-content: space-between;
      height: 438px;
      margin-top: 56px;
  }
  .system_img{
      float: left;
      width: 520px;
      height: 438px;
      margin-left: -28px;
      opacity: 0;
  }
  .system_img img{
      width: 100%;
      height: 100%;
  }
  .system_txt_box{
      float: left;
      width: 724px;
      height: 100%;
      opacity: 0;
  }
  .system_txt_title{
      /* width: 288px; */
      height: 48px;
      font-size: 48px;
      font-weight: 400;
      color: #333333;
      margin-top: 101px;
  }
  .system_txt{
      width: 724px;
      height: 112px;
      font-size: 16px;
      font-weight: 400;
      color: #666666;
      line-height: 32px;
      margin-top: 51px;
      text-indent:2em;
      text-align: justify;
  }
  /* 核心功能 */
  .core_function{
    float: left;
    height: 932px;
  }

  .core_title{
    height: 48px;
    text-align: center;
    font-size: 48px;
    font-weight: 400;
    color: #333333;
    margin: 0 auto;
    margin-top: 100px;
    line-height: 48px;
    opacity: 0;
  }
  .core_evbox{
    position: relative;
    /* float: left; */
    width: 320px;
    height: 320px;
    margin-right: 42px;
    margin-bottom: 40px;
  }
  .core_one{
    position: relative;
    top: 0;
    left: 0;
    transition: all 1s;
    transform-style: preserve-3d;
    width: 320px;
  height: 320px;
  }
  .core_box{
    width: 100%;
    height: 1027px;
  }
  .core_box1{
    display: flex;
    width: 100%;
    margin-top: 100px;
    margin-bottom: 40px;
    height: 320px;
    opacity: 0;
  }

  .core_box2{
    display: flex;
    width: 100%;
    height: 320px;
    opacity: 0;
  }

  .corebox1{
    width: 320px;
    height: 320px; 
    background: #FFFFFF;
    /* border: 1px solid #DDDDDD; */
    position: absolute;
    top: 0;
    left: 0;
    backface-visibility:hidden;
    -webkit-backface-visibility:hidden;	/* Chrome 和 Safari */
    -moz-backface-visibility:hidden; 	/* Firefox */
    -ms-backface-visibility:hidden;
    z-index: 2;
    overflow: hidden;
  }

  .core_one1 {
    width: 320px;
    height: 320px;
  }
  .core_img1{
    width: 113px;
    height: 124px;
    margin: 0 auto;
    margin-top: 79px;
  }
  .core_img1 img{
    width: 113px;
    height: 124px;
  }
  .core_txt{
    width: 81px;
    height: 20px;
    font-size: 20px;
    font-weight: 400;
    color: #333333;
    margin: 0 auto;
    margin-top: 19px;
  }
  .core_txt1{
    width: 100px;
    height: 20px;
    font-size: 20px;
    font-weight: 400;
    color: #333333;
    margin: 0 auto;
    margin-top: 19px;
  }
  .corebox2{
    position: absolute;
    top: 0;
    left: 0;
    width: 320px;
    height: 320px;
    background: #FFFFFF;
    box-shadow: 0px 4px 14px 0px rgba(12,37,91,0.1);
    transform: rotateY(-180deg);
  }
  .core_fan_line{
    width: 320px;
    height: 4px;
    background: #2967CC;
  }
  .core_tab{
    /* width: 54px; */
    height: 43px;
    /* margin: 0 auto; */
    text-align: center;
    margin-top: 29px;
  }
  .fan_title{
    /* position: relative;
    top: 0;
    left: 50%;
    transform: translateX(-50%); */
    /* width: 100px; */
    text-align: center;
    height: 20px;
    font-size: 20px;
    font-weight: bold;
    color: #333333;
    margin-top: -32px;
    }
    .fan_txt{
      width: 136px;
      height: 200px;
      margin: 0 auto;
      margin-top: 38px;
    }
  .fan_tab{
    width: 100%;
    height: 40px;
  }
  .fan_tab img{
    float: left;
    width: 24px;
    height: 24px;
  }
  .fan_tab_txt{
    float: left;
    width: 96px;
    height: 15px;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    margin-left: 14px;
    line-height: 26px;
  }
  /* 制作正反面的效果 */
  .core_evbox:hover .core_one {
    transform: rotateY(180deg);
  }
  .core_evbox:hover .corebox1 {
    transform: rotateY(180deg);
    z-index: -1;
  }


  /* 竞争优势 */
  .competitive_edge{
    float: left;
    width: 100%;
    /* height: 1500px; */
  }
  .comp_title{
    width: 193px;
  height: 48px;
  font-size: 48px;
  font-weight: 400;
  color: #333333;
  margin: 0 auto;
  margin-top: 98px;
  margin-bottom: 99px;
  }
  .comp_nav1 ,.comp_nav2,.comp_nav3{
    width: 1400px;
    height: 358px;
    border: 1px solid #DDDDDD;
    margin: 0 auto;
    margin-bottom: 40px;
    opacity: 0;
    }
    .comp_nav1:hover ,.comp_nav2:hover , .comp_nav3:hover{
      box-shadow: 0px 4px 14px 0px rgba(12,37,91,0.1);
    }
    .comp_nav1_imgbox{
      float: left;
      width: 50%;
      height: 100%;
      background: #F5F5F5;
    }
  .comp_nav1_img1{
    width: 293px;
    height: 358px;
    line-height: 358px;
    margin: 0 auto;
  }
  .comp_nav1_img1 img{
    width: 293px;
    height: 250px;
  }
  /* 第二张图片 */
  .comp_nav1_img2{
    width: 234px;
    height: 358px;
    line-height: 358px;
    margin: 0 auto;
  }
  .comp_nav1_img2 img{
    width: 234px;
    height: 260px;
  }
  /* 第三张图片 */
  .comp_nav1_img3{
    width: 360px;
    height: 358px;
    line-height: 358px;
    margin: 0 auto;
  }
  .comp_nav1_img3 img{
    width: 360px;
    height: 222px;
  }
  .comp_nav1_txt{
    float: left;
    width: 50%;
    height: 100%;
  }
  .comp_nav1_title{
    height: 24px;
    font-size: 24px;
    font-weight: 400;
    color: #333333;
    margin: 60px 0 0 60px;
    line-height: 24px;
  }
  .comp_nav1_text{
    width: 81%;
    height: 176px;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    margin: 29px 0 0 60px;
    line-height: 32px;
  }
  .comp_nav2_imgbox{
    float: right;
    width: 50%;
    height: 100%;
    background: #F5F5F5;
  }
  .comp_nav2_txt{
    float: right;
    width: 50%;
    height: 100%;
  }
  .comp_nav2_title{
    /* width: 96px; */
  height: 24px;
  font-size: 24px;
  font-weight: 400;
  color: #333333;
  margin: 60px 0 0 60px;
  line-height: 24px;
  }
  /* 功能亮点 */
  .features_highlight{
    position: relative;
    top: 0px;
    left: 0;
    float: left;
    width: 100%;
    height: 749px;
    overflow: hidden;
  }
  .fea_bg{
    position: relative;
    width: 100%;
    height: 749px;
  }
  .fea_bg img{
    float: left;
  }

  .fea_bg img:first-child{
    height: 506px;
  }
  .fea_bg img:last-child {
    position: absolute;
    top: 506px;
    left: -50%;
    width: 200%;
    height: 243px;
  }

  .fea_test .fade-in-up1 {
    animation:unset !important;
  }
  .fea_title{
    position: absolute;
    top: 90px;
    text-align: center;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: 400;
    color: #FFFFFF;
  }
  .fea_content{
    position: absolute;
    top: 237px;
    left: 50%;
    transform: translateX(-50%);
    height: 400px;
  }
  .fea_content ul{
    display: flex;
    width: 100%;
    height: 100%;
  }
  .fea_content ul li{
    width: 25%;
    height: 400px;
    background-color: #fff;
    margin-right: 39px;
    margin-top: 0px;
    opacity: 0;
    transition: all 1s ease;
    -webkit-transition: all 1s ease; /* Safari */
    box-shadow: 0px 0px 10px rgb(219, 217, 217);
  }
  .fea_nav_img{
    width: 110px;
    height: 120px;
    margin: 0 auto;
    margin-top: 40px;
  }
  .fea_nav_img img{
    width: 104px;
    height: 120px;
  }
  .fea_nav_img1{
    width: 110px;
    height: 120px;
  }
  .fea_nav_title{
    width: 100px;
  height: 19px;
  font-size: 20px;
  font-weight: 400;
  color: #333333;
  line-height: 19px;
  margin: 0 auto;
  margin-top: 30px;
  }
  .fea_nav_title1{
    width: 120px;
  height: 19px;
  font-size: 20px;
  font-weight: 400;
  color: #333333;
  line-height: 19px;
  margin: 0 auto;
  margin-top: 30px;
  }
  .fea_nav_text{
    width: 241px;
    height: 111px;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    line-height: 32px;
    margin: 0 auto;
    margin-top: 31px;
  }
  /* 功能亮点过渡动画 鼠标经过有上升的位移 */
  .fea_content ul li:hover{
    margin-top: -20px;
    box-shadow: 0px 4px 14px 0px rgba(12,37,91,0.1);
  }
  /* 应用价值 */
  .application_value{
    float: left;
    width: 100%;
    height: 650px;
  }
  .app_title{
    width: 192px;
  height: 48px;
  font-size: 48px;
  font-weight: 400;
  color: #333333;
  margin: 0 auto;
  margin-top: 79px;
  }
  .app_content{
    height: 390px;
    margin-top: 98px;
    line-height: 32px;
    
  }
  .app_text{
    float: left;
    width: 811px;
    height: 368px;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    /* margin-left: -100px; */
    opacity: 0;
  }
  .app_text p{
    text-indent: 2em;
    text-align: justify;
  }
  .app_img{
    float: right;;
    opacity: 0;
  }
  .app_img img{
    width: 497px;
    height: 390px;
  }
  /* 应用场景 */
  .application_scenarios{
    float: left;
    width: 100%;
    height: 840px;
    margin-top: 25px;
  }
  .apps_title{
    width: 192px;
    height: 48px;
    font-size: 48px;
    font-weight: 400;
    color: #333333;
    margin: 0 auto;
    margin-top: 40px;
    opacity: 0;
  }
  .apps_content{
    height: 530px;
    margin-top: 99px;
    opacity: 0;
  }
  .diepic{
    position: relative;
    width: 100%;
  }

  .diepic .swiper-container {
    padding-bottom: 60px;
  }

  .diepic .swiper-slide {
    width: 50%;
    height: 450px;
    background: #fff;
    transition: all .4s cubic-bezier(.4, 0, .2, 1);
    cursor: pointer;
  }
  .cover{
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 852px;
    height: 531px;
    background-color: rgba(0, 0, 0, 0.4);
  }
  .diepic .swiper-slide img {
    position: relative;
    top: 0;
    left: 0;
    width: 852px;
    height: 531px;
    display: block;
    margin-left: -76px;
  }
  .diepic .swiper-slide p {
    line-height: 98px;
    padding-top: 0;
    text-align: center;
    color: #636363;
    font-size: 1.1em;
    margin: 0;
  }

  .diepic .swiper-pagination {
    width: 100%;
    bottom: -85px;
  }

  /* 远程维护 */
  .yuancheng{
    float: left;
    width:100%;
    height: 654px;
    background: #F5F5F5;
  }
  .yuancheng_title{
    width: 193px;
    height: 34px;
    font-size: 48px;
    font-weight: 400;
    color: #333333;
    margin: 0 auto;
    margin-top: 99px;
    line-height: 34px;
    opacity: 0;
  }
  .yauncheng_content{
    height: 340px;
    margin-top: 100px;
    opacity: 0;
  }
  .yauncheng_content ul {
    display: flex;
    height: 340px;
  }
  .yauncheng_content ul li{
    width: 25%;
    /* float: left; */
    /* width: 320px; */
    height: 340px;
    background: #FFFFFF;
    margin-right: 40px;
    margin-top: 0px;
    transition: all 1s ease;
    -webkit-transition: all 1s ease; /* Safari */
  }
  .yauncheng_content ul li:hover{
    margin-top: -20px;
  }
  .yuancheng_img{
    width: 92px;
    height: 84px;
    margin: 0 auto;
    margin-top: 38px;
  }
  .yuancheng_img img{
    width: 92px;
    height: 84px;
  }
  .yuancheng_t1{
    width: 80px;
    height: 19px;
    font-size: 20px;
    font-weight: 400;
    color: #333333;
    line-height: 19px;
    margin:  0 auto;
    margin-top: 20px;
  }
  .yuancheng_txt{
    width: 241px;
    height: 79px;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    line-height: 32px;
    margin:  0 auto;
    margin-top: 39px;
    text-align: center;
    }
  /* ================================================= */

  /* 尾部的部分 */
  /* 尾部部分 */
  .footer {
    position: relative;
    left: 0;
    width: 100%;
    height: 330px;
    background: #214278;
  }
  .footer_logo {
    float: left;
    width: 133px;
    height: 141px;
    margin-top: 3%;
  }
  .footer_logo img {
    width: 133px;
    height: 141px;
  }
  .footer-msg {
    float: left;
    width: 672px;
    height: 150px;
    margin-top: 3%;
    margin-left: 14%;
  }
  .footer_txt1 {
    float: left;
    width: 600px;
    height: 18px;
  }
  .footer_txt1 ul li a {
    float: left;
    font-size: 16px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.6);
    padding: 0px 5px;
  }
  .footer_txt1 ul p {
    float: left;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    width: 30px;
  }
  .footer_txt2 {
    float: left;
    width: 689px;
    height: 81px;
    margin-top: 41px;
    font-size: 16px;
    line-height: 32px;
    font-weight: 400;
  }
  .footer_txt2 ul li {
    color: rgba(255, 255, 255, 0.6);
  }
  .footer_txt2 ul li {
    color: rgba(255, 255, 255, 0.6);
  }
  /* 鼠标经过时字体变为纯白色 */
  .footer_txt1 ul li a:hover {
    color: #fff;
  }
  .footer_txt2 ul li:hover {
    color: #fff;
  }
  .footer_gw {
    float: left;
    width: 117px;
    height: 200px;
    margin-top: 3%;
    margin-left: 8.7%;
  }
  .footer_gw img {
    width: 116px;
    height: 116px;
  }
  .gw_txt {
    width: 138px;
    height: 17px;
    font-size: 18px;
    font-weight: 400;
    text-align: left;
    color: rgba(255, 255, 255, 0.6);
    margin: 13px 0 0 -10px;
  }
  .footer_wx {
    float: right;
    width: 117px;
    height: 170px;
    margin-top: 3%;
    margin-left: 3%;
  }
  .footer_wx img {
    width: 116px;
    height: 116px;
  }
  .wx_txt {
    width: 138px;
    height: 17px;
    font-size: 18px;
    font-weight: 400;
    text-align: left;
    color: rgba(255, 255, 255, 0.6);
    margin: 13px 0 0 -10px;
  }
  .gw_txt:hover {
    color: rgba(255, 255, 255, 0.6);
  }
  .wx_txt:hover {
    color: rgba(255, 255, 255, 0.6);
  }
  .footer_line {
    position: absolute;
    top: 255px;
    left: 0;
    float: left;
    width: 100%;
    height: 75px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: -30px;
  }
  .footer_text {
    width: 574px;
    height: 16px;
    font-size: 16px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.6);
    margin: 0 auto;
    margin-top: 25px;
  }
  .footer_txt2 li {
    float: left;
  }
  .footer_txt2 p {
    float: left;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    width: 30px;
  }

@media screen and (min-width: 1200px) and (max-width: 1440px) {
  .system_img {
    width: 440px;
  }
  .system_txt_box {
    width: 700px;
  }

  .system_txt {
    width: 700px;
  }

  .core_function {
    width: 1200px;
  }

  .core_evbox {
    width: 280px;
    height: 280px;
    margin-right: 20px
  }

  .core_one,
  .corebox1,
  .corebox2 {
    width: 280px;
    height: 280px;
  }

  .core_fan_line {
    width: 280px;
  }

  .core_img1 {
    margin-top: 55px;
  } 
  .core_tab ,
  .fan_txt {
    margin-top: 20px;
  }

  .comp_nav1, .comp_nav2, .comp_nav3 {
    width: 1200px;
    height: 440px;
  }


  .comp_nav1_img1,
  .comp_nav1_img2,
  .comp_nav1_img3 {
    height: 440px;
    line-height: 440px;
  }

  .fea_content ul li {
    margin-right: 24px;
  }

  .app_text {
    width: 670px;
  }


}