.rtc-wrap{max-width:900px;margin:20px auto;padding:20px;border:1px solid #ddd;border-radius:10px;font-family:Arial;background:#fff}
.rtc-wrap textarea{width:100%;min-height:250px;padding:12px;font-size:16px}
.rtc-buttons{margin:15px 0}
.rtc-buttons button{padding:10px 18px;margin-right:10px;background:#0073aa;color:#fff;border:none;border-radius:6px;cursor:pointer}
.rtc-buttons button:hover{background:#005f8d}
.rtc-table{width:100%;border-collapse:collapse}
.rtc-table td{border:1px solid #ddd;padding:10px}
.rtc-table tr:nth-child(even){background:#f7f7f7}