@media only screen and (max-width: 830px) {
  #f_top {
    .code {
      display: none
    }
  }
}

* {
  list-style: none;
  font-family: "微软雅黑"
}

@media only screen and (max-width: 767px) {
  .banner {
    display: none
  }
  nav{
    padding: 10px 0;
  }
}
.top_line {
  text-align: center;
  margin-top:15px;
  margin-bottom:30px;

  .line_z {
    display: block;
    font-size: 28px;
    color: red
  }
  .subTitleText {
    text-align: center;
    font-size: 14px;
    line-height: 14px;
    color: #a9a9a9;
    margin: 0 14px
  }
  .line {
    width: 50px;
    height: 1px;
    background-color: #999;
    display: inline-block;
    border-top: 1px solid #808080;
    vertical-align: 5px
  }
}

.w {
  width: 1200px;
  margin: 0 auto
}

.clearfix:after {
  content: "";
  display: block;
  clear: both;
  height: 0
}

.clearfix {
  zoom: 1
}
.banner{
  height: 300px;
  overflow: hidden;
  margin-bottom: 20px;
}
ul, li {
  margin: 0;
  padding: 0
}
.preloader {
  background-color: #fff;
  height: 100%;
  width: 100%;
  position: fixed;
  z-index: 1;
  margin-top: 0;
  top: 0;
  z-index: 99999999
}

.loading-center {
  width: 100%;
  height: 100%;
  position: relative
}

.loading-center-absolute {
  position: absolute;
  left: 50%;
  top: 50%;
  height: 150px;
  width: 150px;
  margin-top: -75px;
  margin-left: -75px
}

.object {
  width: 20px;
  height: 20px;
  background-color: #e54c2a;
  float: left;
  margin-right: 20px;
  margin-top: 65px;
  border-radius: 50% 50% 50% 50%
}

.object_one {
  -webkit-animation: object_one 1.5s infinite;
  animation: object_one 1.5s infinite
}

.object_two {
  -webkit-animation: object_two 1.5s infinite;
  animation: object_two 1.5s infinite;
  -webkit-animation-delay: .25s;
  animation-delay: .25s
}

.object_three {
  -webkit-animation: object_three 1.5s infinite;
  animation: object_three 1.5s infinite;
  -webkit-animation-delay: .5s;
  animation-delay: .5s
}

@-webkit-keyframes object_one {
  75% {
    -webkit-transform: scale(0)
  }
}

@keyframes object_one {
  75% {
    transform: scale(0);
    -webkit-transform: scale(0)
  }
}

@-webkit-keyframes object_two {
  75% {
    -webkit-transform: scale(0)
  }
}

@keyframes object_two {
  75% {
    transform: scale(0);
    -webkit-transform: scale(0)
  }
}

@-webkit-keyframes object_three {
  75% {
    -webkit-transform: scale(0)
  }
}

@keyframes object_three {
  75% {
    transform: scale(0);
    -webkit-transform: scale(0)
  }
}

.container-fluid {
  width: 100%;
  padding-bottom: 10px
}
#top-bar{
  box-sizing: border-box;
  padding:0 150px 0 130px;
  font-size: 12px;
  line-height: 30px;
  color: #b0b0b0;
  width: 100%;
  height: 30px;
  background-color: #3a3a3a;
  .tb-left{
    float: left;
   div{
     padding-right: 15px;
     float: left;
     a{
       font-size: 12px;
       color: #b0b0b0;
     }
   }
}
  .tb-right{
    float: right;
  }

}
nav {
  width: 100%;
  height: 60px;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-shadow: 0 2px 4px #ccc;
  box-shadow: 0 2px 4px #ccc;
  padding: 10px 80px;
}
@media only screen and (max-width: 767px) {
  nav{
    padding: 10px 0;
  }
}
nav li, nav a {
  text-decoration: none;
  list-style: none
}

nav .nav-logo {
  width: auto;
  height: 100%;
  margin-left: 50px;
  float: left;
  margin-top: -6px
}

nav .nav-logo a, nav .nav-logo li, nav .nav-logo ol, nav .nav-logo span, nav .nav-logo p {
  font-size: 30px;
  font-weight: bold;
  list-style: none;
  color: #1f79ec;
  text-decoration: none
}

nav .nav-logo img {
  max-width: 100%;
  max-height: 100%
}

nav ::-webkit-scrollbar {
  display: none
}

nav .nav-list {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  float: right;
  margin-right: 50px;
  margin-top: 0
}

@media (max-width: 1200px) {
  nav .nav-list {
    position: fixed;
    height: 100%;
    top: 0;
    padding-top: 10px;
    width: 30%;
    background: #fff;
    left: -60%;
    -webkit-transition: 1s;
    transition: 1s;
    -webkit-box-shadow: 3px 0 10px #f0eded;
    box-shadow: 3px 0 10px #f0eded
  }
}

nav .nav-list > li {
  position: relative;
  list-style: none;
  float: left;
  text-align: center
}

@media (max-width: 1200px) {
  nav .nav-list > li {
    width: 100%;
    margin: 0;
    overflow: hidden
  }

  nav .nav-list > li {
    margin-bottom: 15px
  }
}

nav .nav-list > li .active {
  color: #fff;
  background: red
}

nav .nav-list > li a {
  color: #5a5c5f;
  display: inline-block;
  line-height: 32px;
  padding: 1px 10px;
  margin: 0 8px;
  font-size: 15px;
  border-radius: 5px;
  text-decoration: none
}

@media (max-width: 1200px) {
  nav .nav-list > li a {
    width: 100%;
    border-radius: 0;
    margin: 0
  }
}

nav .nav-list > li a:hover {
  color: #fff;
  background-color: gainsboro
}

@media (max-width: 1200px) {
  nav .nav-menu {
    display: none;
    z-index: 999;
    background: #fff;
    cursor: pointer
  }

  @media (max-width: 1200px) {
    nav .nav-menu {
      display: block;
      float: right;
      padding: 8px 5px;
      position: relative;
      border: 1px solid #ccc;
      border-radius: 5px;
      margin-right: 15px
    }

    nav .nav-menu span {
      height: 2px;
      width: 25px;
      display: block;
      background: #CCC;
      border-radius: 10px
    }

    nav .nav-menu span + span {
      margin-top: 6px
    }
  }nav .open {
     left: 0;
     overflow: auto;
     padding-left: 0;
     z-index: 2
   }
}

.hidden {
  display: none
}

#nav-fixed {
  background: rgba(255, 255, 255, 1) none repeat scroll 0 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 999;
  display: block
}

.slidebar {
  position: fixed;
  top: 320px;
  right: 0;
  z-index: 10;
  div {
    text-align: center;
    width: 50px;
    line-height: 50px;
    height: 50px
  }
  .qr-code {
    width: 100px;
    height: 100px;
    border: 1px dashed #ccc;
    background-color: #fff;
    position: absolute;
    right: 54px;
    top: 75px;
    img {
      width: 97px;
      height: 97px
    }
  }
  .tel-number {
    width: 150px;
    height: 30px;
    position: absolute;
    right: 54px;
    top: 60px;
    line-height: 30px;
    text-align: center;
    background-color: #fff
  }
  .qq-number {
    width: 150px;
    height: 30px;
    position: absolute;
    right: 54px;
    top: 12px;
    line-height: 30px;
    text-align: center;
    background-color: #fff
  }
  .back span {
    line-height: 40px;
    cursor: pointer
  }
}

footer {
  background-color: #272727;
  .f_top {
    display: flex;
    flex-direction: row;
    justify-content: center;
    flew-wrap: wrap
  }
  .dl_line {
    height: 66px;
    background-color: #ccc;
    width: 1px;
    float: left;
    margin-top: 1.7rem;
    margin-right: 3rem
  }
  .dl1 {
    text-align: center;
    height: 66px;
    width: 200px;
    float: left;
    margin-top: 1.6rem;
    dt {
      font-weight: 400;
      font-size: 14px;
      color: #fff
    }
    dd {
      .am-icon-btn {
        font-size: 14px;
        line-height: 25px;
        width: 28px;
        height: 28px;
        color: #ccc;
        border: 1px solid #ccc;
        background: rgba(0, 0, 0, 0);
        cursor: pointer
      }
      .am-icon-btn:hover {
        color: #fff
      }
    }
  }
  .dl2 {
    width: 168px;
    height: 66px;
    float: left;
    color: #fff;
    font-weight: 400;
    font-size: 14px
  }
  .dl3 {
    width: 140px;
    height: 66px;
    float: left;
    color: #fff;
    font-weight: 400;
    font-size: 14px
  }
  .code {
    float: left;
    margin-top: 1rem;
    height: 100px;
    img {
      height: 85%
    }
  }
  .f_line {
    width: 100%;
    height: 1px;
    background-color: rgba(108, 108, 108, 0.98)
  }
  p {
    width: 100%;
    text-align: center;
    color: gainsboro;
    font-size: 12px;
    margin: 3px 0 0 0;
    span {
      text-align: center;
      padding: 0 6px;
      a:hover {
        color: #fff
      }
    }
  }
}
@media only screen and (max-width: 415px){
  #top-bar{
    padding: 0 16px 0 50px;
  }
}