Modern Web Development: HTML, CSS & JavaScript

Intermediate 3 Modules 1h 31min
Creator: David miller September 2, 2026

What You'll Learn

  • Construct accessible HTML forms utilizing semantic inputs, label associations, validation constraints, and secure submission methods.
  • Structure responsive component layouts using CSS flexbox properties such as flex-direction, justify-content, align-items, and gap.
  • Implement mobile-first and desktop-first media queries to adapt navigation bars, typography, and card grids across device breakpoints.
  • Configure a local web development environment in VS Code with linked style sheets, scripts, and real-time browser reloading.
  • Select and modify DOM elements dynamically using JavaScript methods like getElementById and textContent updates.

About This Course

This course guides you through building functional, modern websites by connecting structured HTML, responsive CSS, and interactive JavaScript. You will build accessible web forms complete with validation attributes, align complex layouts using CSS flexbox along both axes, and adapt your designs across mobile, tablet, and desktop screens with media queries. From there, you will step into JavaScript to bring your static pages to life. You will configure your development workspace in VS Code, link external scripts, and interact directly with the Document Object Model to target elements by ID and update page content dynamically.

Who this is for: This course is for beginner to intermediate learners ready to move beyond static markup and write functional front-end code. Basic familiarity with browsing the web and using a computer is all you need to get started.

Modules

  • 01: HTML & CSS Foundations

    23 min

  • 02: JavaScript Fundamentals

    35 min

  • 03: The DOM & Working with APIs

    33 min

Final Quiz

Covers all 3 modules. Pass with 80% or higher to complete the course.

15 Questions

New To YouVersity?

This course is built from real YouTube videos, structured into modules with quizzes and progress tracking. Original creators keep every view and every ad dollar — courses just send them focused, motivated viewers.

  • Structured modules
  • Free to enrol
  • Progress saved across devices
  • Quizzes after each section

Ready To Start?

Begin the first module now. No credit card needed

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