.white-popup{position:relative;background:#FFF;padding:20px;width:auto;max-width:500px;margin:20px auto}.register-popup{margin:0 auto;border:solid 1px #dfdfdf;-webkit-border-radius:10px;-moz-border-radius:10px;border-radius:10px}.register-popup iframe{display:block;border:none;margin:0 auto}.register-popup h2{margin-bottom:4px;text-align:center}.register-popup h3{margin-bottom:28px;text-align:center;font-size:18px}