.thanks { display: none; box-sizing: border-box; padding: 25px 10px; background: #f7f7f7; margin-bottom: 20px; text-align: center; font-weight: 700; color: #251C58; } button#com_send{ border: none; padding: 4px 6px; font-size: 16px; cursor: pointer; font-family: inherit; }