.app {
  background: url(../img/contact/pcbg.png) no-repeat;
  background-size: cover;
  width: 100%;
  height: 100%;
  padding-bottom: 80px;
  min-height: 100vh;
  box-sizing: border-box;
  position: relative;
  .footer-bottom {
    position: absolute;
    bottom: 0;
  }
  .titleBox {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 70px;
    color: #333333;
    background: url(../img/contact/titleBox.png) no-repeat;
    background-size: contain;
    width: 338px;
    height: 114px;
    display: flex;
    align-items: flex-end; /* 沿交叉轴底部对齐 */
    justify-content: right; /* 主轴居中 */
    margin: auto;
    margin-top: 30px;
  }
  .titleBoxMsg {
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 16px;
    width: 338px;
    margin: auto;
    color: #33383c;
    line-height: 22px;
    text-align: right;
  }
  .contentBox {
    padding: 0 150px;
    display: flex;
    box-sizing: border-box;
    justify-content: space-around;
    margin-top: 65px;
    .left {
      .leftTitle {
        font-family: PingFang SC, PingFang SC;
        font-weight: 600;
        font-size: 32px;
        color: #33383c;
      }
      .top {
        padding: 30px 40px;
        width: 801px;
        height: 152px;
        background: #ffffff;
        border-radius: 8px 8px 8px 8px;
        border: 1px solid rgba(237, 237, 237, 0.7);
        opacity: 0.9;
        margin-right: 20px;
        margin-bottom: 20px;
        box-sizing: border-box;
        img {
          width: 48px;
          height: 48px;
          margin-right: 10px;
        }
      }
      .topTitle {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
        position: relative;
        .bg {
          position: absolute;
          left: 10px;
          bottom: -5px;
          width: 24px;
          height: 24px;
          background: rgba(63, 187, 74, 1);
          z-index: -2;
          filter: blur(20px);
        }
      }
      .bottom {
        padding: 30px 40px;
        box-sizing: border-box;
        width: 801px;
        height: 200px;
        background: #ffffff;
        border-radius: 8px 8px 8px 8px;
        border: 1px solid rgba(237, 237, 237, 0.7);
        opacity: 0.9;
        margin-right: 20px;
        .bottomBox {
          margin-top: 10px;
          display: flex;
          align-items: center;
          img {
            width: 32px;
            height: 32px;
          }
        }
      }
    }
    .right {
      width: 360px;
      height: 371px;
      min-width: 300px;
      background: #ffffff;
      border-radius: 8px 8px 8px 8px;
      border: 1px solid rgba(237, 237, 237, 0.7);
      opacity: 0.9;
      box-sizing: border-box;
      .rightTitle {
        text-align: center;
        margin-top: 5px;
        font-family: PingFang SC, PingFang SC;
        font-weight: 500;
        font-size: 16px;
        color: #313131;
        line-height: 22px;
      }
      .codeImg {
        width: 150px;
        height: 150px;
        background: #d8d8d8;
        border-radius: 8px 8px 8px 8px;
        display: block;
        margin: auto;
        margin-top: 90px;
      }
    }
  }
}

@media (max-width: 1500px) {
  .app {
    .contentBox {
      .left {
        .top {
          width: 550px;
        }
        .bottom {
          width: 550px;
        }
      }
    }
  }
}

@media (max-width: 760px) {
  .app {
    padding-bottom: 100px;
    min-height: 100vh;
    position: relative;

    .titleBox {
      width: 115px;
      height: 40px;
      font-family: PingFang SC, PingFang SC;
      font-weight: 400;
      font-size: 26px;
      margin-top: 20px;
    }
    .titleBoxMsg {
      width: 115px;
      font-family: PingFang SC, PingFang SC;
      font-weight: 400;
      font-size: 10px;
      color: #33383c;
    }
    .contentBox {
      padding: 20px;
      margin-top: 0;
      box-sizing: border-box;
      display: block;
      .left {
        .top {
          padding: 20px;
          width: 95%;
          height: 100px;
          margin: auto;
          font-size: 14px;
          .topTitle {
            margin-bottom: 5px;
            .bg {
              width: 20px;
              height: 20px;
            }
          }
          img {
            width: 32px;
            height: 32px;
          }

          .leftTitle {
            font-size: 18px;
          }
        }
        .bottom {
          padding: 20px;
          width: 95%;
          height: 140px;
          margin: 20px auto;
          font-size: 14px;
          .bottomBox {
            img {
              width: 24px;
              height: 24px;
            }
          }
          .topTitle {
            margin-bottom: 5px;
            .bg {
              width: 20px;
              height: 20px;
            }
          }
          img {
            width: 32px;
            height: 32px;
          }

          .leftTitle {
            font-size: 18px;
          }
        }
      }
      .right {
        margin-top: 20px;
        width: 95%;
        margin: auto;
        height: 170px;
        .rightTitle {
          margin-top: -10px;
        }
        .codeImg {
          margin: 20px auto;
          width: 100px;
          height: 100px;
        }
      }
    }
  }
}