.content-3 {
  margin: auto;
  padding: 0 0 .5556rem 0;
  width: 100%;
  background-color: #F6F6F6;
  color: #333;
  font-family: Roboto;
  .title-text {
    text-align: left;
    .title {
      margin: 0;
      line-height: 0.6;
      font-weight: 700 !important;
      color: #000;
    }
    .desc {
      margin-bottom: 0;
      font-weight: 400 !important;
    }
  }
  .faq-list {
    margin: .2639rem auto 0 auto;
    max-width: 1020px;
    width: 7.0833rem;
    .faq-item-box {
      position: relative;
      margin-bottom: .0694rem;
      padding: .1458rem .0694rem;
      border-radius: .2361rem;
      cursor: pointer;
      &::after {
        position: absolute;
        content: '';
        bottom: -5px;
        left: 0;
        right: 0;
        height: 1px;
        background-color: #E5E5E5;
      }
      &:hover {
        background-color: #fff;
      }
      .title {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: .1528rem;
        font-weight: bold;
        color: #000;
        cursor: pointer;
        .icon {
          max-width: 50px;
          max-height: 50px;
          min-width: 30px;
          min-height: 30px;
          width: .3472rem;
          height: .3472rem;
          background-image: url(../../assets/svg/icon_add.svg);
          background-size: 100% auto;
          background-position: center;
          background-repeat: no-repeat;
          transform: rotate(0deg);
          transition: all .5s ease-in-out;
        }
        img {
          margin-right: .0417rem;
          transform: rotate(0deg);
          transition: transform .5s ease-in-out;
        }
      }
      .answer-box {
        margin-top: .0972rem;
        line-height: 1.5;
        max-height: 0;
        font-size: .125rem;
        color: #000;
        transition: max-height 1s ease-in-out;
        /* overflow: hidden; */
        .answer-box-content {
          display: none;
          .title-text {
            margin-bottom: .1389rem;
          }
          .group {
            margin-bottom: .1389rem;
          }
          .item-box {
            display: flex;
            align-items: center;
            margin-bottom: .1042rem;
            .icon {
              max-width: 20px;
              max-height: 20px;
              min-width: 15px;
              min-height: 15px;
              width: .1389rem;
              height: .1389rem;
              margin-right: .0694rem;
            }
            span {
              font-family: sans-serif;
              font-weight: 600 !important;
              color: #000;
            }
          }
        }
        .answer {
          padding: 0 .1736rem 0 .3611rem;
          list-style: disc;
          li {
            margin-bottom: 5px;
          }
        }
      }
      &.open {
        background: white;
        overflow: hidden;
        .title {
          img {
            transform: rotate(135deg);
            transition: transform .5s ease-in-out;
          }
          .icon {
            background-image: url(../../assets/svg/icon_close.svg);
            transform: rotate(180deg);
            transition: all .5s ease-in-out;
          }
        }
        .answer-box {
          max-height: 1000px;
          transition: max-height 1s ease-in-out;
          .answer-box-content {
            display: block;
          }
        }
      }
    }
  }
}

/* 移动设备 */
/* prettier-ignore */
@media (max-width: 640PX) {
  .content-3 {
    padding: 0 0 20px 0;
    .faq-list {
      width: 85%;
      .faq-item-box {
        margin-bottom: 10px;
        padding: 14px 10px;
        border-radius: 8px;
        .title {
          font-size: 11px;
        }
        .answer-box {
          font-size: 10px;
          .answer-box-content {
            .title-text {
              margin-bottom: 15px;
              width: 100%;
            }
            .group {
              margin-bottom: 15px;
            }
            .item-box {
              margin-bottom: 10px;
              .icon {
                margin-right: 8px;
              }
            }
          }
          .answer {
            padding: 0 15px 0 40px;
          }
        }
      }
    }
  }
}

/* PC 样式 不用转rem */
/* prettier-ignore */
@media screen and (min-width: 1000px) {
  .content-3 {
    max-width: 1440px;
  }
}

/* PC 样式 不用转rem */
/* prettier-ignore */
@media (min-width: 1440PX) {
  .content-3 {
    padding: 0 0 80px 0;
    .faq-list {
      .faq-item-box {
        margin-bottom: 10px;
        padding: 21px 10px;
        border-radius: 34px;
        .title {
          font-size: 22px;
          img {
            margin-right: 6px;
          }
        }
        .answer-box {
          margin-top: 14px;
          font-size: 18px;
          .answer-box-content {
            .title-text {
              margin-bottom: 20px;
            }
            .group {
              margin-bottom: 20px;
            }
            .item-box {
              margin-bottom: 15px;
              .icon {
                margin-right: 10px;
              }
            }
          }
          .answer {
            padding: 0 25px 0 52px;
          }
        }
      }
    }
  }
}