More than a third of the websites you visit online may include an outdated JavaScript library that's vulnerable to one or more security flaws.

HTML provides the structure, content and layout, CSS adds style and design, and JavaScript adds functionality and interactivity.

Use these website navigation best practices to ensure your website provides an efficient way for users and search engines to find your content.

These three programming languages are tools that you can use to create, design and style your very own website.