Adding a basic HTML header to your WordPress posts and pages can help improve their appearance and make your website more responsive. To add a header in WordPress, follow these steps:

1. Click the “Appearance” tab in your WordPress admin area.

2. Under “Header and Footer,” click the “Add New” button.

3. In the “Header” field, enter a title for your header, such as “Latest Posts.”

4. In the “Content” field, paste the following HTML code:

To make your header visible on all pages, include the following line in your theme’s functions.php file:

add_action(‘wp_head’, ‘add_header’);

You can also customize the look and feel of your header by modifying the code in the “Header” field. For example, you can change the color, font, and size of the text.