참고 : https://developer.mozilla.org/en-US/docs/Learn/Accessibility/WAI-ARIA_basics WAI-ARIA basics - Learn web development | MDN This article has by no means covered all that's available in WAI-ARIA, but it should have given you enough information to understand how to use it, and know some of the most common patterns you will encounter that require it. developer.mozilla.org unsemantic HTML과 자바스크립..