.content-pcAgeCourse .center{
    width: 1200px;
    margin: 0 auto;
}

.content-pcAgeCourse .banner-content-box{
    background-image: url("../../images/onlineParentSchool/family_bg1.png");
}

.content-pcAgeCourse .main-content-box {
    min-height: calc(100vh - 375px);
    background: #F8FBFC;
}

.content-pcAgeCourse  .main-content {
    display: flex;
    justify-content: space-between;
    padding: 87px 0 150px;
}

.content-pcAgeCourse  .main-content .img-item {
    width: 265px;
}

.content-pcAgeCourse  .main-content .img-item>img {
    width: 100%;
}