The button will now have a red background color. In conclusion, you can easily change the color of buttons in HTML by using inline, internal, or external CSS. Whichever method you choose is a matter ...

Add a short CSS class to an HTML Web page to use animated and stationary GIF images as the page's background.

Using custom CSS, you can add a colored background to your posts without editing your posts in other ways and without changing the background of the rest of your blog's body.