.idun-sbk-wrap{width:100%;max-width:900px;margin:0 auto}.idun-sbk-frame{width:100%;border:0;display:block;border-radius:8px;background:#fff}.idun-sbk-fallback{text-align:center;font-size:14px;margin-top:10px}.idun-sbk-btn{display:inline-block;padding:12px 28px;background:#1d1d1b;color:#fff;border:0;border-radius:4px;cursor:pointer;font-size:16px}.idun-sbk-btn:hover{opacity:.85}#idun-sbk-modal.is-open{display:block}