Work through each chapter sequentially to master HTML5 semantic layout, forms, and accessibility standards.
HTML Fundamentals & Document Anatomy
Understand <!DOCTYPE>, DOM trees, and HTML5 boilerplate.
Start Learning →Text Formatting, Headings & Typography
Format using <h1>-<h6>, <strong>, and <blockquote>.
Start Learning →Images, Audio, Video & Responsive Media
Optimize <picture>, srcset, and lazy loading.
Start Learning →Tables & Tabular Data Presentation
Format <table>, rowspan & colspan, and scope.
Start Learning →Form Validation & Native Attributes
Validate with required, pattern regex, and Constraint API.
Start Learning →Web Accessibility (a11y) & ARIA
Build accessible WCAG 2.2, aria-live, and tabindex.
Start Learning →Iframes, Embeds & Security Sandboxing
Secure with <iframe>, sandbox, and postMessage.
Start Learning →HTML5 APIs & Web Storage
Persist with localStorage, geolocation, and Canvas 2D.
Start Learning →