.pb_main .index-wrapper {
  height: 540px;
  position: relative;
  overflow: hidden;
}
.pb_main .index-wrapper .index-bg-wrapper {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background-color: #e5f2ff;
  background-image: url(https://pb-operation.oss-cn-hangzhou.aliyuncs.com/sites/qzhdy-com/shared/theme/qzhdy2024/image/banner16.png?x-oss-process=image/resize,m_lfit,w_1920/format,webp/quality,Q_90);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: auto 100%;
}
.pb_main .index-wrapper .text-wrapper {
  position: absolute;
  height: 100%;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  padding-top: 120px;
}
.pb_main .index-wrapper .text-wrapper h5 {
  font-size: 24px;
  line-height: 32px;
  font-weight: 350;
  color: #212930;
  margin-bottom: 24px;
}
.pb_main .index-wrapper .text-wrapper h3 {
  color: #212930;
  font-size: 56px;
  font-weight: bold;
  line-height: 72px;
  max-width: 740px;
}
.pb_main .about-container {
  background-color: #fff;
}
.pb_main .about-container .about-wrapper {
  padding: 60px 0;
}
.pb_main .about-container .about-wrapper .title {
  padding: 20px 0px;
  font-size: 40px;
  font-weight: bold;
  color: rgba(0, 0, 0, 0.9);
  line-height: 48px;
}
.pb_main .about-container .about-wrapper .content p {
  font-size: 18px;
  line-height: 32px;
  color: #303133;
  margin-bottom: 32px;
}
.pb_main .about-container .about-wrapper .info p {
  font-size: 18px;
  line-height: 36px;
  color: #303133;
}
.pb_main .start-container {
  padding: 76px 0 47px;
  background-color: #dceaff;
  background-image: url(https://pb-operation.oss-cn-hangzhou.aliyuncs.com/sites/qzhdy-com/shared/theme/qzhdy2024/image/banner3.png?x-oss-process=image/resize,m_lfit,w_1920/format,webp/quality,Q_90);
  background-position: center center;
  background-repeat: no-repeat;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.pb_main .start-container .message {
  font-size: 40px;
  color: rgba(0, 0, 0, 0.9);
  margin-bottom: 48px;
}
.pb_main .start-container .button {
  width: 136px;
  height: 42px;
  border-radius: 60px;
  background: #165DFF;
  font-size: 18px;
  color: #FFFFFF;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  cursor: pointer;
}
.pb_main .start-container .button:hover {
  background: rgba(22, 93, 255, 0.7);
}

@media screen and (max-width: 768px) {
  body {
    background: #F4F7FC;
  }
  .pb_main .index-wrapper {
    height: 440px;
  }
  .pb_main .index-wrapper .index-bg-wrapper {
    background-image: url(https://pb-operation.oss-cn-hangzhou.aliyuncs.com/sites/qzhdy-com/shared/theme/qzhdy2024/image/banner17.png?x-oss-process=image/resize,m_lfit,w_1920/format,webp/quality,Q_90);
  }
  .pb_main .index-wrapper .text-wrapper {
    padding: 40px 30px 0;
    text-align: center;
  }
  .pb_main .index-wrapper .text-wrapper h5 {
    font-size: 18px;
    line-height: 32px;
  }
  .pb_main .index-wrapper .text-wrapper h3 {
    font-size: 32px;
    line-height: 42px;
    max-width: 100%;
  }
  .pb_main .about-container .about-wrapper {
    width: 100%;
    padding: 30px 16px;
  }
  .pb_main .about-container .about-wrapper .title {
    padding: 10px 0px;
    font-size: 28px;
    line-height: 36px;
  }
  .pb_main .about-container .about-wrapper .content p {
    font-size: 14px;
    line-height: 24px;
    margin-bottom: 20px;
  }
  .pb_main .about-container .about-wrapper .info p {
    font-size: 14px;
    line-height: 24px;
  }
  .pb_main .start-container {
    padding: 42px 0 36px;
  }
  .pb_main .start-container .message {
    font-size: 18px;
    margin-bottom: 24px;
  }
  .pb_main .start-container .button {
    font-size: 16px;
    width: 116px;
    height: 36px;
    border-radius: 48px;
  }
}