.page_content {
    margin: 0 auto
}

.page_content .content_pic {
    justify-content: flex-start;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-top: 4.06rem;
    margin-bottom: 7rem
}

.page_content .content_pic .pic_item {
    width: 20.13rem;
    height: 29rem;
    margin-right: .8rem;
    margin-bottom: .8rem
}

.page_content .content_pic .pic_item img {
    height: 100%;
    object-fit: cover
}

@media screen and (min-width:320px) {
    .page_content {
        margin: 0 auto
    }

    .page_content .content_pic {
        justify-content: flex-start;
        align-items: flex-start;
        flex-wrap: wrap;
        margin-top: .6rem;
        margin-bottom: 0
    }

    .page_content .content_pic .pic_item {
        width: 100%;
        height: auto;
        font-size: .35rem;
        margin-right: 0rem;
        margin-bottom: .8rem
    }
    .page_content .content_pic .pic_item:nth-last-child(1){
        margin-bottom: 0;
    }
    .page_content .content_pic .pic_item img {
        height: 100%;
        object-fit: contain
    }
}

@media screen and (min-width:1200px) {
    .page_content {
        margin: 0 auto
    }

    .page_content .content_pic {
        justify-content: flex-start;
        align-items: flex-start;
        flex-wrap: wrap;
        margin-top: 4.06rem;
        margin-bottom: 3rem
    }

    .page_content .content_pic .pic_item {
        width: 20.13rem;
        height: 29rem;
        font-size: 1rem;
        margin-right: .8rem;
        margin-bottom: .8rem
    }

    .page_content .content_pic .pic_item img {
        height: 100%;
        object-fit: contain
    }
}