HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Coursera
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Browser Compatibility, Hypertext Markup Language (HTML), Web Development Tools, Web Design, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Web Applications, Animations, UI Components, Typography, Maintainability, Javascript
Advanced · Course · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, JSON, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Javascript, Maintainability, Application Design, Scripting Languages, Event-Driven Programming, Prototyping, Context Management
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: User Accounts, MongoDB, Full-Stack Web Development, Command-Line Interface, Web Applications, Web Development, Javascript, Database Systems, Data Access, Data Validation, Application Frameworks
Mixed · Course · 1 - 3 Months

Skills you'll gain: LESS, Cascading Style Sheets (CSS), HTML and CSS, Web Development Tools, Front-End Web Development, Maintainability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Algorithms, Pseudocode, Javascript, Data Structures, Computational Thinking, Performance Tuning, Computer Programming, Solution Design, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Web Content, Information Architecture, Web Design and Development, Web Development, Front-End Web Development
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Django (Web Framework), Model View Controller, Authentications, Chart.js, Data Import/Export, Full-Stack Web Development, Web Development, Data Modeling, Cascading Style Sheets (CSS), Responsive Web Design, Javascript, User Interface (UI), Development Environment
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Web Design and Development, Web Design, Semantic Web, Web Content, Web Development, Interactive Design
Beginner · Course · 1 - 4 Weeks