Creating bulletproof buttons involves coding a button using HTML and CSS. Here is a basic example: <a href="your-link" style="display: inline-block; padding: 10px 20px; color: #ffffff; background-color: #007BFF; text-decoration: none; border-radius: 5px;">Click Here</a> This simple code snippet will create a button that is visually appealing and functional across various email clients.