HTML5 Semantic elements include header, nav, main, article, section, aside and footer, and others. Use these elements appropriately to define the structure of your web page.
Using the WAVE extension helps identify and fix accessibility issues to ensure compliance with WCAG 2.1 AA standards, improving usability for all users.
Focus ndicators are visual highlights that help users identify which interactive element (link, button, form field, etc.) is currently selected when navigating using a keyboard.
Properly structured headings significantly improve web accessibility by enabling assistive technologies such as screen readers to navigate content efficiently.