Use CSS code to style your site headers with borders and other design elements. HTML and CSS use a box model, which means that page elements include margins, padding, background colors and ...

Open your website's stylesheet in Notepad or your code editor. At the top of the code, write a style rule setting the entire page and HTML body to 100 percent height:html, body { height: 100%; } ...

Cascading style sheets can also control how various parts of a page, such as the header, footer, body, article content, sections and asides, ... HTML and CSS example. The following HTML page is using ...