#cers-modal { position: fixed; left:0; top:0; right:0; bottom:0; background: rgba(0,0,0,0.5); display:flex; align-items:center; justify-content:center; z-index:9999; }
.cers-modal-content { background:#fff; padding:20px; border-radius:8px; width:400px; max-width:95%; }
.cers-btn-wrap { text-align:left; margin-top:20px; }
.cers-btn { background:#0073aa; color:#fff; padding:10px 16px; border-radius:6px; text-decoration:none; display:inline-block; }
.cers-submit { background:#28a745; color:#fff; padding:8px 12px; border-radius:6px; border:none; cursor:pointer; }
.cers-field { margin-bottom:8px; }