.section2 .partTitle {
    display: block;
    height: 1.88rem;
    margin: 0 auto 0.4rem;
}

.section2 .part1 {
    width: 100%;
    margin-bottom: 0.3rem;
}

.section2 .part1 .twoDTitle {
    display: block;
    width: 3.42rem;
    height: 0.98rem;
    margin: 0 auto 0.2rem;
}

.section2 .part1 .twoDBg {
    display: block;
    width: 6.94rem;
    height: 5.38rem;
    margin: 0 auto 0.6rem;
}

.section2 .part1 .threeDTitle {
    display: block;
    width: 3.42rem;
    height: 0.98rem;
    margin: 0 auto 0.2rem;
}

.section2 .part1 .threeDBg {
    display: block;
    width: 6.94rem;
    height: 5.38rem;
    margin: auto;
}

.section2 .part2 {
    width: 100%;
    margin-bottom: 0.4rem;
}

.section2 .part2 .info {
    display: block;
    width: 6.94rem;
    height: 10.84rem;
    margin: auto;
}

.section2 .part3 {
    width: 100%;
}

.section2 .part3 .item {
    display: block;
    width: 6.94rem;
    margin: 0 auto 0.4rem;
}

.section2 .part4 {
    width: 100%;
    padding-bottom: 1.2rem;
}

.section2 .part4 .content {
    position: relative;
    width: 6.94rem;
    height: 11.2rem;
    margin: auto;
}

.section2 .part4 .content .head {
    position: absolute;
    width: 1.48rem;
    height: 1.52rem;
    right: -0.28rem;
    bottom: -0.2rem;
}