How to learn HTML, CSS and web design on your Mac: Create a simple page Building web pages really couldn’t be easier. Web pages are (mostly) set up using HTML (Hyper Text Markup Language).

Instead, it utilises a HTML list (with HTML text for the list item content, meaning the text can be zoomed), plus CSS for styles, including background images.

Several cross-platform mobile application frameworks are using HTML for UI design, and even desktop apps can benefit from this technology. Not just web-view apps, but actual local-run application user ...

You could do that using an image editor, but CSS can often get the job done faster. Learn how to add a CSS reference to an image and you can stretch it horizontally to any width you like.