.navigations_children_item_education{
    background: transparent;
}
.navigations_children_item_enterprise{
    background: #F5F7FD;
}
.banner{
    background-image: url('../image/header_bg2.png');
}
.banner-title-sub{
    margin-right: 101px;
}
.banner_box_image{
    width: 676px;
    height: 446px;
}