How to Create a Border Around Your Webpage. If you want to place a border around an entire Web page, you can use the CSS border tag. CSS, which stands for cascading style sheets, is the styling ...

How do I learn to code in HTML and CSS on my Mac? Web design is one of the most useful skills you can learn, and it’s easy to learn HTML and CSS (the two main pillars of web pages) in Mac OS X.

Most website pages include headers that often have text and images. Use CSS code to style your site headers with borders and other design elements.