/* resize height theo width tỉ lệ 1:1 */
.user_custom .jas-hover-img a, .user_custom .jas-pr-image-link, .page_pr_img_size .jas-pr_metro-image-equal, .page_pr_img_size .jas-pr_nav-image-equal
{
    height: 0;
    padding-top:100%;
}