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.

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Docker (Software), Azure DevOps, Restful API, Cross Platform Development, Microservices, Containerization, User Interface and User Experience (UI/UX) Design, DevOps, UI Components, ASP.NET, iOS Development, CI/CD, User Interface (UI) Design, .NET Framework, Unit Testing, Software Testing, Version Control
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, Web Design and Development, Professional Development, Programming Principles, Jest (JavaScript Testing Framework), JavaScript Frameworks, Web Development Tools, Web Development, Software Development
Intermediate · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Web Development, Database Design, Relational Databases, Web Development Tools, Databases, Full-Stack Web Development, Application Deployment, HTML and CSS, Cloud Deployment, Back-End Web Development, Application Development, Front-End Web Development, JavaScript Frameworks, Application Servers, Web Servers, Scripting, Javascript, Network Protocols, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Selenium (Software), Debugging, Software Testing, Unit Testing, Test Automation, UI Components, Browser Compatibility, Web Applications, Test Script Development, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Test Case, Development Environment, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Web Design and Development, HTML and CSS, Web Analytics and SEO, Content Management Systems, Web Content, Cloud Hosting, Web Servers, Application Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Cascading Style Sheets (CSS), HTML and CSS, Data Validation, Data Import/Export, Data Mapping, Data Sharing, Javascript, Document Management, Hypertext Markup Language (HTML), Technical Documentation, Interoperability, Data Integrity, Information Architecture, Web Development Tools, Data Management, Scripting, Web Content Accessibility Guidelines
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Debugging, Automation, Web Scraping, Software Testing, Web Development Tools, Test Case, Browser Compatibility, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface and User Experience (UI/UX) Design, Cascading Style Sheets (CSS), HTML and CSS, GitHub, Microsoft Visual Studio, Application Deployment, Web Design and Development, Integrated Development Environments, Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: User Experience Design, Responsive Web Design, Storyboarding, Adobe XD, Information Architecture, UI/UX Research, Web Design, Usability Testing, Design Reviews, Figma (Design Software), User Interface and User Experience (UI/UX) Design, Prototyping, Wireframing, User Research, User Story, Presentations, Human Factors, User Centered Design, Persona (User Experience), Ideation
Beginner · Professional Certificate · 3 - 6 Months

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Deployment, CI/CD, Full-Stack Web Development, MongoDB, Application Design, Node.JS, React.js, DevOps, NoSQL, Database Management, Kubernetes, Front-End Web Development, Software Architecture, Application Development, Authorization (Computing), Back-End Web Development, Restful API, Application Programming Interface (API), GitHub, Javascript
Advanced · Course · 1 - 3 Months
Skills you'll gain: Web Content Accessibility Guidelines, User Interface (UI), Usability, Web Design, Hypertext Markup Language (HTML), Front-End Web Development, UI Components, Semantic Web, Cascading Style Sheets (CSS), Javascript
Intermediate · Guided Project · Less Than 2 Hours