HTML and CSS courses can help you learn web page structure, styling techniques, responsive design, and accessibility principles. You can build skills in creating layouts, optimizing user interfaces, and ensuring cross-browser compatibility. Many courses introduce tools like code editors such as Visual Studio Code and design software like Figma, that support implementing your designs and refining user experiences. By mastering these skills and tools, you’ll be equipped to create visually appealing and functional websites.

Skills you'll gain: ASP.NET, C# (Programming Language), Microsoft Visual Studio, Application Programming Interface (API), Web Development Tools, Restful API, Microsoft Azure, Web Applications, Application Development, Development Environment, Middleware
Intermediate · Course · 1 - 3 Months

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

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Web Applications, Javascript, Web Development, Node.JS, Web Servers, Hypertext Markup Language (HTML), Java Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Responsive Web Design, User Interface and User Experience (UI/UX) Design, Usability, Web Design, User Experience, User Interface (UI), Typography, Design Elements And Principles, Color Theory, UI Components, Web Design and Development, Wireframing, Mockups
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Web Scraping, Apache, Test Case, Javascript and jQuery, Browser Compatibility, Data Structures
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: React Native, Mobile Development, iOS Development, Apple iOS, Android Development, UI Components, Cross Platform Development, React Redux, React.js, Application Frameworks, Cascading Style Sheets (CSS), Development Environment, Responsive Web Design, Debugging, Software Development, Data Storage Technologies, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Cyber Security Assessment, Payment Systems, Blockchain, Incident Response, Vulnerability Scanning, Code Review, Data Security, Development Testing, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), Web Applications, Web Development, Application Development, HTML and CSS, Database Application, Databases, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Application Design, Business Reporting, Secure Coding, Debugging, Full-Stack Web Development, Application Development, Web Applications, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Back-End Web Development, Software Architecture, HTML and CSS, Data Entry, UI Components
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Information Architecture, HTML and CSS, Verification And Validation, Semantic Web, Web Development, Web Design and Development, Development Testing, Data Validation, Design Strategies, User Interface (UI) Design
Mixed · 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

Emory University
Skills you'll gain: Rmarkdown, Collaborative Software, Technical Documentation, Document Management, Technical Writing, Data Sharing, R (Software), R Programming, YAML, Hypertext Markup Language (HTML), File Management, Cascading Style Sheets (CSS), Version Control
Beginner · Course · 1 - 3 Months