The "CSS Sticky Footer" technique is reliable and works across all browsers. Open your Web page in Notepad or a code editor. Check the HTML code for a div that wraps around the entire page's content.

Like a document footer, a Web page footer contains information listed at the bottom of the page. The footer is also treated as its own section of the Web page, separate from the header, content ...

CSS is the standard and preferred mechanism for formatting HTML pages. Conforming with the separation ... Cascading style sheets can also control how various parts of a page, such as the header, ...