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What Is an HTML Tag in Cursor and v0: How AI Builders Generate Cleaner Page Structure

Last Updated: October 7th, 2026

You spin up a prototype in a generative UI tool, push it to a hosting platform, and celebrate. Then a keyboard user tries to tab through the page and nothing happens. The nav sits in a <div>. Buttons are styled <a> tags with no href. Heading levels jump from <h1> to <h4>, breaking the hierarchy…