WCAG accessibility conformance and WAI-ARIA for more accessible web applications

I’ll repeat myself here in case you have jumped to this section from elsewhere. If you only do one thing in the pursuit of making your web pages more accessible, it should be to use the correct elements to mark up the content of your pages and applications. It is the simplest thing you can do to make your work accessible to all and well-formed markup will also rank better in search engines.Accessibility is a consideration in many things "frontend," whether that is font sizes, color contrast, or the correct marking up of content. We will cover accessibility as it relates to those topics as we get to them in future chapters. However, at this point, I want to take a moment to explain, albeit briefly, the role of WCAG and WAI-ARIA.Since writing the first edition of this book in 2011/2012, it has been warming to see the W3C and web browsers make strides, with both education and functionality,...