form { margin-bottom: 20px; }
input, textarea { display:block; margin: 5px 0; padding: 8px; width: 100%; max-width: 400px; }
button { padding: 8px 15px; background: #0073aa; color: white; border: none; }
table { margin-top: 20px; width: 100%; border-collapse: collapse; }
th, td { border: 1px solid #ddd; padding: 8px; }
.ot-result { margin-top: 20px; padding: 15px; background: #f1f1f1; border-left: 5px solid #0073aa; }