*{
  margin: 0;
  padding: 0;
}

.nav {
  text-align: center;
  background-image: url(../img/page02/01.png);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  width: 100%;
  height: 50vh;
  z-index: 1;
  /* border: 1px solid pink; */
}
.z-index {
  width: 100%;
  height: 50vh;
  z-index: 2;
  opacity: 1;
  /* border: 1px solid red; */
}
.nav>div:nth-of-type(1) {
  font-size: 2vw;
  color: #ffffff;
  padding-top: 4%;
}

.nav>div:nth-of-type(2) {
  font-size: 1.5vw;
  color: #ffffff;
  margin-top: 2%;
}
.top {
    background-color: #1587fa;
    display: flex;
    justify-content: space-around;
    padding: 1%;
    text-align: center;
    
  }
.top>img {
  height: 85px;
}

.top_1 {
  display: flex;
  align-items: center;
  color: #ffffff;
  width: 800px;
}

.top_1>div {
  margin-left: 1%;
  width: 130px;
}
  .bottom {
    text-align: center;
    background-color: #1587fa;
    height: 13vh;
    color: white;
    line-height: 13vh;
    margin-top: 5vh;
  }
  .conent {
    width: 950px;
    margin: 5vh auto;
    display: flex;
    border-radius: 1%;
    overflow: hidden;
    justify-content: space-between;
  }
  .conent_left {
    width: 360px;
  }
  

  
  .conent_left>div:nth-of-type(-n+5){
    width: 100%;
    height: 6vh;
    line-height: 6vh;
    text-align: center;
    color: #1587fa;
    border-bottom: 1px dotted #000000;
  }
  .conent_left>div:nth-last-of-type(-n+3){
    width: 100%;
    height: 6vh;
    line-height: 3vh;
    text-align: center;
    color: #1587fa;
    border-bottom: 1px dotted #000000;
  }
  .conent_right{
    width: 840px;
    padding-left: 1vw ;
  }

  .conent_left>div:nth-of-type(6){
    background-color: #1587fa;
    position: relative;
  }
  .shanjiao{
    display: inline-block;
    position: absolute;
    right: 0;
    top: 30%;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-left: 20px solid #1587fa;
    border-bottom: 10px solid transparent;
    transform: translateX(10px);
    /* background-color: #1587fa; */

  }
 .imgs {
    width: 772px;
    margin: 1% auto;
    display: flex;
    justify-content: space-between;
    text-align: center;
    color: #63affc;
    align-items: center;
    padding-left: 395px;
}
  .imgs > div:nth-of-type(1) {
    width: 30%;
  }
  .imgs > div:nth-of-type(2) {
    width: 70%;
  }
.tan {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 75%;
}
  .tan > div {
    width: 431px;
    margin-top: 1vw;
  }
  .imgs img {
    width: 100%;
    height: 100%;
  }
  @media screen and (max-width:900px) {
    .conent{
      width: 90%;
      flex-wrap: wrap
    }
    .conent>div:nth-of-type(1){
      font-size: 12px;
      width: 100%;
      margin: 20px auto;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
    }
    .conent>div:nth-of-type(1)>div{
      width: 45%;
      margin: 5px 5px;
    }
    .shanjiao{
      display: none;
    }
    .conent>div:nth-of-type(2){
      width: 100%;
      padding: 5px;
    }
    .imgs{
          padding-left: 0;
      flex-wrap: wrap;
      width: 100% !important;
      }
    .imgs>div:nth-of-type(1){
      width: 90% !important;
      margin: 10px auto !important;
      height: 300px !important;
    }
    .tan{
      width: 90% !important;
      margin: 0 auto;
    }
    .tan>div{
      width: 50%;
    }
      .imgs > div:nth-of-type(2) {
    width: 100%;
  }
  }