Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Tab order

Do your wireframes or design mockups indicate a logical tab order for people using a keyboard, or other assistive technology, to navigate?

Why it’s important: Maria has tendonitis and is unable to use a mouse; instead, she uses the keyboard to navigate the web. When focus jumps randomly around the page she gets confused.

WCAG 2.0 references