HTML5 and CSS3 for Advanced Users – Modern Web Coding (HTML5)

Programming, Web Programming

This course is designed for developers who already know basic HTML and CSS and want to adopt modern frontend practices. You will learn practical HTML5 improvements, advanced CSS3 techniques, responsive design strategies and how to integrate preprocessors into workflows.

Led by an experienced, hands-on developer, the course blends concise theory with real project examples and practical tips. You will apply modern automation tools, learn debugging and testing with developer tools and BrowserStack, and adopt maintainable workflows.

THIS TRAINING COURSE WILL HELP YOU:

  • Use advanced HTML5 semantic features
  • Write modern CSS3 layouts with Flexbox and Grid
  • Build responsive sites with srcset and media queries
  • Apply preprocessors and automation (SASS, Gulp/NPM)
  • Debug, test and optimize for performance and accessibility

WHO SHOULD ATTEND?

  • Frontend developers with basic HTML/CSS skills
  • Backend developers improving frontend skills
  • UI engineers wanting maintainable, scalable CSS
  • Teams preparing to adopt modern build tools

COURSE LOCATION AND AVAILABLE DATES



Public courses are usually delivered in Czech, but this course is also available in English. We can arrange private training for your team online, at your premises or in our classrooms, and tailor the content to your needs.

For groups of around 4 or more participants, private training can already be comparable in price to booking individual places on a public course. Send us your requirements and we’ll recommend the best format and provide an exact quote.

Request training in English

Course content:

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  • HTML5
    1. Differences from HTML4
    2. Practical deployment and usage
  • CSS3
    1. New units (rem, vh, vw)
    2. CSS Flexbox and Grid - usage, differences, browser support
    3. Rule specificity and the cascade
    4. Introduction to SVG
    5. Organizing CSS in larger projects (ITCSS, SMACSS)
    6. Naming systems (BEM, OOCSS) and combining with frameworks (e.g., Bootstrap)
    7. Refactoring approaches for CSS
    8. Finding CSS bugs and testing – developer tools, BrowserStack, git flow
  • Responsive design
    1. Basics and why responsive design matters
    2. Responsive images (srcset, sizes) and common pitfalls
    3. Media queries, breakpoints and mobile-first workflow
  • Preprocessors — purpose, differences, and implementation
    1. SASS – variables, loops, nesting, mixins
    2. Automation – Gulp, Grunt, NPM workflows
    3. LESS, PostCSS – how they differ from SASS
  • Loading performance
    1. How a page loads and performance metrics (how to measure)
    2. Loading strategies, preloading and resource hints
  • Web accessibility
Prerequisites:
Basic knowledge of HTML and CSS.
Schedule:
2 days (9:00-17:00)
Price per person:
356.00 € ( 430.76 € incl. 21% VAT)

Training and learning environment