CSS courses can help you learn styling web pages, creating layouts, and implementing responsive design. You can build skills in using selectors, understanding the box model, and applying animations and transitions. Many courses introduce tools like Flexbox and Grid for layout management, as well as preprocessors like SASS or LESS to streamline your workflow. You'll also explore best practices for accessibility and performance optimization, ensuring your designs look great and function well across different devices.

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Cascading Style Sheets (CSS), File Management, Software Installation, System Configuration
Intermediate · Course · 1 - 3 Months

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
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Web Applications, Web Design and Development, Debugging, HTML and CSS, Web Development, Mobile Development, Database Application, Web Development Tools, Responsive Web Design, Real Time Data, Frontend Performance, User Interface (UI), Secure Coding, Javascript, Data Access, Data Management, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File I/O, Test Tools, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Test Script Development, Test Case, Data Structures
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), React.js, UI Components, Web Development, Hypertext Markup Language (HTML), Software Development Tools, Back-End Web Development, Semantic Web
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design, Web Design and Development, Java Platform Enterprise Edition (J2EE), HTML and CSS, jQuery, Cascading Style Sheets (CSS), Data Validation, Web Applications, Responsive Web Design, Scripting Languages, Scripting, Javascript and jQuery, Web Development, Android Development, Hypertext Markup Language (HTML), Visualization (Computer Graphics), Java
Beginner · Specialization · 3 - 6 Months

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Development, Database Application, Object Oriented Programming (OOP), Web Applications, Database Development, Javascript, Back-End Web Development, Web Design and Development, HTML and CSS, Web Design, Scripting Languages, Data Access, Event-Driven Programming
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, User Interface (UI), Web Design and Development, Database Design, HTML and CSS, User Interface and User Experience (UI/UX) Design, API Gateway, API Design, Front-End Web Development, Web Design, MongoDB, Cascading Style Sheets (CSS), Database Theory, Database Management, OAuth, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Event Monitoring, Exploit development, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Blockchain, Incident Response, Vulnerability Scanning, Security Architecture Review, Patch Management, Code Review, Incident Management, Application Deployment, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Bootstrap (Front-End Framework), JavaScript Frameworks, Authentications, Web Applications, Web Design and Development, Role-Based Access Control (RBAC), Frontend Integration, Responsive Web Design, UI Components, Code Reusability, Data Validation, Software Testing, Data Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Microservices, Frontend Integration, JavaScript Frameworks, Microarchitecture, Front-End Web Development, Event-Driven Programming, Web Design, Secure Coding, Software Design, Scalability, Server Side, Maintainability, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), UI Components, Web Design, User Interface (UI), Web Development, Color Matching
Beginner · Guided Project · Less Than 2 Hours