.width100 {
    width: 100%;
}
.relative {
    position: relative;
}
.absolute {
    position: absolute;
}
.bannar {
    height: 36.4583vw;
    background: url('../assets/banner1.png') no-repeat center center;
    background-size: contain;
    color: #ffffff;
    image-rendering:  -webkit-optimize-contrast;
  }
  .bannar_title {
    left: 7.9167vw;
    top: 11.8229vw;
    line-height: 3.6458vw;
    font-size: 3.6458vw;
    font-weight: 500;
    width: 37.5vw;
    letter-spacing: 0.1VW;
  }
  .bannar_text {
    left: 7.9167vw;
    top: 16.3542vw;
    width: 37.5vw;
    height: 2.4479vw;
    line-height:1.8vw;
    font-size: 1.0417vw;
    text-indent: 2em;
  }
  .bannar_pic {
    top: 6.0203vw;
    right: 4.8677vw;
    object-fit: contain;
    width: 41.6667vw;
    height: 23.1156vw;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
  }
  .main-title {
    margin: 0 auto;
    margin-top: 3.8542vw;
    width: 66.6667vw;
    font-size: 1.6667vw;
    font-weight: 500;
    text-align: center;
    color: #3d3d3d;
  }
  .main-item {
    width: 66.6667vw;
    height: 37.5vw;
    text-align: center;
    margin: 0 auto;
    margin-bottom: 4vw;
    background-size: contain;
  }
  .sectionD {
    width: 100%;
    height: 21.875vw;
    background: url('../assets/pe_sd.png') no-repeat center center;
    background-size: contain;
    padding: 3.125vw 0 4.0625vw 0;
    image-rendering:  -webkit-optimize-contrast;
  }
  .sectionD-item {
    height: 100%;
    width: 43.75vw;
    padding-top: 2.2396vw;
    cursor: pointer;
  }
  .sectionD-item-main {
    height: 12.4479vw;
    width: 100%;
    background: #fff;
    border-radius: 12px;
    position: relative;
    padding-top: 5.9375vw;
  }
  .sectionD-item-logo {
    height: 6.6667vw;
    width: 6.6667vw;
    border-radius: 50%;
    background: no-repeat center center;
    position: absolute;
    top: -2.2396vw;
    left: 18.5417vw;
  }
  .sectionD-item-title {
    font-size: 1.6667vw;
    color: rgba(51, 51, 51, 1);
    text-align: center;
    margin-bottom: 0.625vw;
  }
  .sectionD-item-text {
    font-size: 0.7292vw;
    color: rgba(51, 51, 51, 1);
    line-height: 1.0417vw;
    text-align: center;
  }
  .pe_bannar_pic {
    background-image: url('../assets/pe_bannar_pic.png');
    image-rendering:  -webkit-optimize-contrast;
    background-repeat: no-repeat;
    background-size: 43vw;
  
  }
  .psm6_bannar_pic {
    background-image: url('../assets/psm6_bannar_pic.png');
    image-rendering:  -webkit-optimize-contrast;
    background-repeat: no-repeat;
    background-size: contain;
  }

  .pe1 {
    background-image: url('../assets/pe_1.png');
    background-repeat: no-repeat;
    background-size: contain;
    image-rendering:  -webkit-optimize-contrast;
    background-position: center 4vw;
  }
  .pe2 {
    background-image: url('../assets/pe_2.png');
    background-repeat: no-repeat;
    image-rendering:  -webkit-optimize-contrast;
    background-position: center bottom;
  }
  .pe3 {
    background-image: url('../assets/pe_3.png');
    image-rendering:  -webkit-optimize-contrast;
    background-repeat: no-repeat;
    background-position: center bottom;
  }
  .pe4 {
    background-image: url('../assets/pe_4.png');
    image-rendering:  -webkit-optimize-contrast;
    background-repeat: no-repeat;
    background-position: center bottom;
  }
  .pe5 {
    background-image: url('../assets/pe_5.png');
    image-rendering:  -webkit-optimize-contrast;
    background-repeat: no-repeat;
    background-position: center bottom;
  }
  .pe6 {
    background-image: url('../assets/pe_6.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .pe7 {
    background-image: url('../assets/pe_7.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_1 {
    background-image: url('../assets/psm6_1.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_2 {
    background-image: url('../assets/psm6_2.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_3 {
    background-image: url('../assets/psm6_3.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_4 {
    background-image: url('../assets/psm6_4.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_5 {
    background-image: url('../assets/psm6_5.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_6 {
    background-image: url('../assets/psm6_6.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_7 {
    background-image: url('../assets/psm6_7.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .psm6_8 {
    background-image: url('../assets/psm6_8.png');
    image-rendering:  -webkit-optimize-contrast;
  }
  .mb-120 {
    margin-bottom: 6.2646vw;
  }
  .mb-59 {
      margin-bottom: 3.0729vw;
  }