It covers semantic HTML, navigation, forms, tables, CSS layouts, responsive design, animations, media, DOM manipulation, events, loops, and JavaScript functions.
Duration of the online course: 14 hours and 46 minutes
New
Build real web pages fast with an online HTML, CSS & JavaScript course—free lessons, hands-on practice, and job-ready skills for modern web development.
Turn ideas into interactive websites by learning the three core technologies of the web: HTML for structure, CSS for design, and JavaScript for behavior. This free online course guides you from the fundamentals of clean page layout to creating responsive, engaging interfaces that work across devices. You will gain practical confidence in writing semantic HTML5, organizing content for readability and accessibility, and choosing the right elements to make pages easier to navigate and maintain.
On the design side, you will learn how CSS brings a site to life: controlling typography, spacing, alignment, and visual hierarchy while keeping styles consistent and easy to scale. You will work with modern layout techniques such as Flexbox and grid-style thinking, explore positioning options, and understand how to manage defaults using resets so designs render reliably across browsers. You will also develop an eye for real-world details such as text effects, image handling for quality and performance, and the small styling decisions that make a site feel professional.
As you progress, the course connects design with usability by focusing on mobile-friendly practices and responsive behavior, including strategies for adapting layouts to different screens and even improving print styles. You will learn to build structured tables and user-friendly forms, working with common input types and interface controls that make data entry smoother. Multimedia concepts are introduced so you can better understand how audio and video delivery works on the web, including why codecs matter for efficient transmission and compatibility.
Finally, you will bring pages to life with JavaScript, developing a clear understanding of client-side scripting, how to target elements in the document, and how logic, operators, and loops drive dynamic features. You will practice event-driven interactions, explore functions (including anonymous functions), and work with the document structure to update content and styles programmatically. By the end, you will be able to build more than static pages—you will be able to create experiences that respond to users, support real scenarios, and provide a strong foundation for further growth in web development.
Explore free online HTML courses designed for beginners and aspiring web developers. Learn HTML basics, semantic markup, forms, tables, accessibility, and modern web page structure at your own pace. Build practical coding skills with expert-led lessons and hands-on projects, and earn a certificate upon completion to showcase your HTML knowledge.
Explore free online CSS courses designed to help beginners and aspiring web developers master styling, layouts, responsive design, Flexbox, Grid, animations, and modern best practices. Learn at your own pace, build practical front-end skills, and earn a certificate with every course to showcase your CSS expertise.
Explore the best free online JavaScript courses with certificates and build in-demand web development skills at your own pace. Learn JavaScript fundamentals, DOM manipulation, ES6, APIs, frameworks, and more through beginner-friendly and advanced classes. Enroll today, earn a certificate, and strengthen your resume for developer career opportunities.
14 hours and 46 minutes of online video course
Digital certificate of course completion (Free)
Exercises to train your knowledge
100% free, from content to certificate
What HTML, CSS, and JavaScript skills does this free web development course cover?
It covers semantic HTML, navigation, forms, tables, CSS layouts, responsive design, animations, media, DOM manipulation, events, loops, and JavaScript functions.
Does the course teach responsive layouts with CSS Grid and Flexbox?
Yes. It introduces CSS Grid for page layouts, Flexbox alignment and main axes, and mobile-friendly web design techniques.
What JavaScript DOM topics are included in the course?
You will learn to select elements by ID, work with the document object model, create nested lists dynamically, handle events, and modify stylesheets with JavaScript.
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