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.

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Application Deployment, UI Components, Application Frameworks, Frontend Performance, Server Side, Restful API, Code Reusability, Software Architecture, Maintainability
★ 4.1 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Full-Stack Web Development, Email Automation, Front-End Web Development, HTML and CSS, User Interface (UI), Web Design, Code Reusability, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Software Architecture, Web Applications, Data Access, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS)
★ 4.3 (20) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Cryptography, Web Components, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, No-Code Development, Web Design, Content Management, Web Design and Development, Web Content, Web Development
★ 4.4 (132) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: JSON, NoSQL, Javascript, Data Store, Data Import/Export, Cloud Computing, Software Development
★ 4.5 (35) · Beginner · Guided Project · Less Than 2 Hours
Xi'an Jiaotong University
Skills you'll gain: Microsoft SQL Servers, ASP.NET, File I/O, SQL, C# (Programming Language), Object Oriented Programming (OOP), Relational Databases, .NET Framework, Database Software, Operating Systems, Hypertext Markup Language (HTML), Database Design, Database Management, Object Oriented Design, System Testing, Database Systems, Computer Systems, Debugging, User Interface (UI) Design, Programming Principles
★ 4.4 (112) · Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, Scripting, Hypertext Markup Language (HTML), Web Applications, Python Programming
★ 3.1 (19) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Blockchain, Front-End Web Development, Application Development, Web Development, Transaction Processing, Development Testing, Frontend Integration, Cryptography, FinTech, Emerging Technologies, Software Design, HTML and CSS, Software Architecture, Test Script Development, User Interface (UI) Design, Experience Design, Javascript, Application Deployment, Payment Systems, Data Management
★ 4.8 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Model View Controller, Web Applications, JavaScript Frameworks, Data Validation, Application Frameworks, Javascript, Application Development, Web Development
★ 4.6 (7) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Microsoft Power Platform, Balancing (Ledger/Billing), Accounting Records, Month End Closing, Microsoft Excel, Automation, Microsoft 365
★ 4.3 (21) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Software Testing, Unit Testing, User Experience Design, Frontend Integration, Web Development, Mobile Development, JavaScript Frameworks, Test Case
★ 3.4 (82) · Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
★ 4.6 (11) · Intermediate · Course · 1 - 4 Weeks