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.

Skills you'll gain: HTML and CSS, Web Design, Hypertext Markup Language (HTML), Creative Design, Cascading Style Sheets (CSS), User Interface (UI), Web Development, Usability, Information Architecture
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Event-Driven Programming, Web Development, Web Applications, Interactive Design, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, UI Components, Javascript, Maintainability, Web Applications, Front-End Web Development, Web Design and Development, Cascading Style Sheets (CSS), Object Oriented Programming (OOP), Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Extensible Markup Language (XML), Style Guides, Maintainability
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Color Theory, Typography, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Web Design, HTML and CSS, Design Elements And Principles, Animations, User Interface (UI) Design, Web Design and Development, Visualization (Computer Graphics)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Javascript, User Interface (UI), Web Development, Web Development Tools, Scripting, Hypertext Markup Language (HTML)
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Design and Development, User Interface and User Experience (UI/UX) Design, Animations, Typography, Color Theory
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Web Analytics and SEO, JavaScript Frameworks, Semantic Web, Performance Tuning, Browser Compatibility, User Interface and User Experience (UI/UX) Design, Web Applications, Web Development
Beginner · Specialization · 1 - 3 Months

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

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Hypertext Markup Language (HTML), Front-End Web Development, Javascript, Software Design Patterns, Web Design and Development, Web Applications, Cascading Style Sheets (CSS), Maintainability, Web Development, UI Components
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Ajax, Web Design, Java Platform Enterprise Edition (J2EE), Cascading Style Sheets (CSS), Web Applications, Scripting, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Service Oriented Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design and Development, Front-End Web Development, Web Design, Maintainability, Web Development, Browser Compatibility, Semantic Web, Web Content Accessibility Guidelines
Beginner · Course · 1 - 4 Weeks