.ssl-main{
  box-shadow: none;
}
.dv-ssl{
  width: 100%;
  height: 68px;
  line-height: 68px;
  font-size: 28px;
  color: #fff;
  background-color: #2A7BCD;
  text-align: center;
  margin-bottom: 45px;
}
.ssl-desc{
  width: 100%;
}
.ssl-desc-conter{
  width: 720px;
  margin: 0 auto;
  color: #333333;
  font-size: 18px;
  line-height: 38px;
  margin-bottom: 30px;
}
.example-container{
  width: 1150px;
  height: 379px;
  background-image: url("../../image/dv/e-dvdan.png");
  background-repeat: no-repeat;
  background-size: 100%;
  margin: 0 auto;
}

.example-container p{
  text-align: center;
  font-size: 22px;
  padding-top: 30px;
  color: #5C5C5C;
}


.step-container{
  width: 100%;
  height: 662px;
  background-image: url("../../image/dv/74.png");
  background-repeat: no-repeat;
  background-size: 100%;
  background-repeat: no-repeat;
  background-size: 100%;
}
.step-main{
  width: 1200px;
  box-shadow: none;
  background: #F3F3F3;
  padding: 45px 50px 60px;
}
.step-list{
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.step-list li {
  width: 240px;
  height: 320px;
  background-color: #2A7BCD;
  border-radius: 10px;
  box-shadow: 0 10px 20px -5px #2A7BCD;
  color: #fff;
  padding-top: 54px;
  text-align: center;
  font-size: 20px;
}

.step-list li p{
  margin-bottom: 28px;
}

@media (max-width: 768px) {
  .ssl-desc-conter{
    width: 100%;
  }

  .ssl-example{
    height: 200px;
  }
  .example-container{
    width: 100%;
    background-position: bottom;
    height: 200px;
    line-height: normal;
  }

  .step-container{
    background-size: cover;
    height: 660px;
  }

  .step-main{
    width: 100%;
    background-color: transparent;
    padding: 25px 15px 60px;
  }

  .step-container .item-title h2{
    color: #fff;
  }
  .step-container .item-title .title-bottom{
    border-top-color: #FFF;
  }

  .step-list{
    flex-wrap: wrap;
  }
  .step-list li{
    width: 48%;
    height: 200px;
    padding-top: 28px;
    margin-bottom: 20px;
    font-size: 14px;
  }
  .step-list li p{
    margin-bottom: 18px;
  }
  .step-list li img{
    width: 40px;
    height: 40px;
  }
}