Advanced CSS and Sass: Flexbox, Grid, Animations and More! — 90% OFF Discount Coupon

The most advanced and modern CSS course on the internet: master flexbox, CSS Grid, responsive design, and so much more.

★4.8 out of 5
222,903 students
Created by Jonas Schmedtmann
English
Updated May 2026

Quick Facts — Course Summary

Here's a quick overview of everything you need to know about Advanced CSS and Sass: Flexbox, Grid, Animations and More! before you enroll:

•Course Name: Advanced CSS and Sass: Flexbox, Grid, Animations and More!
•Platform: Udemy
•Instructor: Jonas Schmedtmann
•Coupon Last Verified: May 6, 2026
•Level: Advanced
•Topic: Development
•Subtopic: Web Development
•Total Time: 28h 30m of video content
•Language: English
•Access Type: Unlimited lifetime access + updates
•Certificate: Included upon completion from Udemy
•Main Skills: Tons of modern CSS techniques to create stunning designs and effects · Advanced CSS animations with @keyframes, animation and transition · How CSS works behind the scenes: the cascade, specificity, inheritance, etc.
•Requirements: This not a beginner course — You should be confident in coding HTML and CSS before taking the course · Any computer and OS will work — Windows, macOS or Linux
•Current Price: $11.99 (was $119.99). You save $108.00 with 90% discount.
•How to Apply: Click the coupon button to activate your discount automatically
💡
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Skills You'll Master

By the end of Advanced CSS and Sass: Flexbox, Grid, Animations and More!, you'll have these practical skills:

✓Tons of modern CSS techniques to create stunning designs and effects .
✓Advanced CSS animations with @keyframes, animation and transition .
✓How CSS works behind the scenes: the cascade, specificity, inheritance, etc. .
✓CSS architecture: component-based design, BEM, writing reusable code, etc. .
✓Flexbox layouts: build a huge real-world project with flexbox .
✓CSS Grid layouts: build a huge real-world project with CSS Grid .
✓Using Sass in real-world projects: global variables, architecting CSS, managing media queries, etc. .
✓Advanced responsive design: media queries, mobile-first vs desktop-first, em vs rem units, etc. .
✓Responsive images in HTML and CSS for faster pageloads .
✓SVG images and videos in HTML and CSS: build a background video effect .
✓The NPM ecosystem: development workflows and building processes .
✓Get friendly and fast support in the course Q&A .
✓Downloadable lectures, code and design assets for all projects.

What You Need Before Starting

Before enrolling in Advanced CSS and Sass: Flexbox, Grid, Animations and More!, make sure you have:

•This not a beginner course — You should be confident in coding HTML and CSS before taking the course
•Any computer and OS will work — Windows, macOS or Linux
•There is no need for any paid software — The text editor you already have works just fine

About This Udemy Course

The following is the full official course description for Advanced CSS and Sass: Flexbox, Grid, Animations and More! as published on Udemy by instructor Jonas Schmedtmann:

Have you been coding CSS for some time, but want to take your game to the next level? Do you feel confused with CSS jargon like inheritance, specificity, or the cascade?

What if there was one resource, one place, where you could learn all the advanced and modern CSS techniques and properties you've been reading about?

Good news: there is!

Welcome to "Advanced CSS and Sass", the most advanced, the most modern, and the most complete CSS course on the internet. It's everything you want in an advanced CSS course, and more.

You will learn complex CSS animations, advanced responsive design techniques, flexbox layouts, Sass, CSS architecture, fundamental CSS concepts, and so much more.

Like in all my courses, you will build beautiful and carefully designed projects, that will make you proud of yourself and leave you ready to build complex projects on your own.

After finishing this course, you will:
1) Be up to speed with the most modern and advanced CSS properties and techniques;
2) Have mastered the cutting-edge layout technologies Flexbox and CSS Grid;
3) Be ready to build responsive layouts for all kinds of devices and situations;
4) Truly understand how CSS works behind the scenes;
5) Be able to architect large CSS codebases for reusability and maintainability using Sass.

Please note that this course is NOT for absolute beginners, so you should already be at an intermediate level in HTML and CSS (please check out my other course if that's not the case).

This course is massive, coming in at 28+ hours. Here is exactly what you will learn:
  • Tons of modern cutting-edge CSS techniques to create stunning designs and effects: clip-path, background-clip, mask-image, background-blend-mode, shape-outside, filter, backdrop-filter, object-fit, transform, column-count, hyphens, perspective, calc() and custom CSS properties;
  • Advanced CSS animations with @keyframes, animation, and transition;
  • Advanced CSS selectors, pseudo-classes, and pseudo-elements required for modern CSS development;
  • How CSS works behind the scenes: the cascade, specificity, inheritance, value processing, the visual formatting model, the box model, box types, positioning schemes, and stacking contexts;
  • CSS architecture: The 7-1 rule, component-based design, the BEM methodology, writing reusable, maintainable, and scalable code;
  • Introduction to Sass: variables, nesting, partials, imports, mixins, functions, extends, and more;
  • Using Sass in real-world projects: setting global variables, building for reusability, architecting CSS, and managing media queries;
  • The NPM ecosystem: setting up a development process to compile Sass and automatic browser reload, and creating a build process to concatenate, prefix, and compress CSS files;
  • Modern responsive design: fluid grids, layout types, flexible images, using media queries to test for different screen widths, pixel densities, and touch capabilities;
  • Advanced responsive design workflows: mobile-first vs desktop-first strategies, selecting breakpoints, em vs rem units and feature queries to test for browser support;
  • Responsive images in HTML and CSS for faster pageloads: resolution switching, density switching, art direction;
  • SVG images in HTML and CSS: how and why to use SVG, generating SVG sprites, changing SVG colors in CSS and best practices;
  • Videos in HTML and CSS: building a background video effect;
  • Flexbox layouts: main concepts, introduction to both flex container and flex item-specific properties, advanced positioning techniques applied to a huge real-world project;
  • CSS Grid layouts: main concepts, CSS grid vs flexbox, and layout techniques applied to a real-world project. This part alone could be an entire course!
Why should you take this course?

So you saw that the course is absolutely full-packed with content. But maybe you're still not sure if you should actually learn advanced CSS?

That's probably because CSS is so easy to get started with. In fact, most developers highly underestimate the importance and power of CSS. But nothing could be further away from the truth!

CSS is what makes our design come to life. And there is so much we can do with it! Mastering advanced techniques like flexbox, CSS grid, and animations, will give you an edge over many CSS developers out there who still use outdated methods.

Plus, CSS can become a real nightmare when you try to master it, and when you have to maintain large projects. So having a good grasp on fundamental concepts is an absolute must for any serious front-end developer.

And this course will help you with all that!

So, should you take this course? The answer is most likely a big YES!

And I packed so much content into this course, that no matter if you're just starting out, or if you're already an experienced front-end developer, there is definitely gonna be something for you in this course.

And this is what you get by signing up today:
  • 28h of Up-to-date HD-quality videos, that are easy to search and reference (great for Udemy Business students)
  • Professional English captions (not the auto-generated ones)
  • Downloadable design assets + starter code and final code for each section
  • Downloadable slides for theory videos (not boring, I promise!)
  • Free support in the course Q&A
  • Lots of small challenges are included in the videos so you can track your progress.

If you're still with me at this point, then please watch the promo video to take a look at the course projects, and I promise you will be amazed :)

After that, I hope to welcome you as a new student in my course. I'm sure you're gonna love it!

Compare Similar Courses

This section allows you to compare the current course with similar options to help you make an informed decision by evaluating prices, ratings, and key features side by side.

Compare prices and features to find the best deal for your learning needs

Is the Advanced CSS and Sass: Flexbox, Grid, Animations and More! Coupon Worth It?

Expert review by Andrew Derek, Lead Course Analyst at CoursesWyn.•Last updated: May 6, 2026.

Based on analysis of the curriculum structure, student engagement metrics, and verified rating data, Advanced CSS and Sass: Flexbox, Grid, Animations and More! is a high-value resource for learners seeking to build skills inDevelopment. Taught by Jonas Schmedtmann on Udemy, the 28h 30m course provides a structured progression from foundational concepts to advanced techniques— making it suitable for learners at all levels. The current coupon reduces the price by 90%, from $119.99 to $11.99, removing the primary financial barrier to enrollment.

✓What We Like (Pros)

  • Verified 90% price reduction makes this course accessible to learners on any budget.
  • Aggregate student rating of 4.8 out of 5 indicates high learner satisfaction.
  • Strong enrollment base with over 222,903 students demonstrates course popularity and trust.
  • Includes an official Udemy completion certificate and lifetime access to all future content updates.

!Keep in Mind (Cons)

The following limitations should be considered before enrolling in Advanced CSS and Sass: Flexbox, Grid, Animations and More!:

  • The depth of Development coverage may be challenging for absolute beginners without the listed prerequisites.
  • Lifetime access is contingent on the continued operation of the Udemy platform.
  • Hands-on projects and quizzes require additional time investment beyond video watch time.
Final Verdict: Worth It
This course offers exceptional value with current pricing
✓

Course Rating Summary

Advanced CSS and Sass: Flexbox, Grid, Animations and More! Course holds an aggregate rating of 4.8 out of 5 based on 222,903 student reviews on Udemy.

4.8
★★★★★
222,903 Verified Ratings
5 stars
75%
4 stars
15%
3 stars
6%
2 stars
2%
1 star
2%

* Rating distribution is approximated from the aggregate score. Sourced from Udemy.

Instructor Profile

The following section provides background information on Jonas Schmedtmann, the instructor responsible for creating and maintaining Advanced CSS and Sass: Flexbox, Grid, Animations and More! on Udemy.

Advanced CSS and Sass: Flexbox, Grid, Animations and More! is taught by Jonas Schmedtmann, a Udemy instructor specializing in Development. For the full instructor biography, professional credentials, and a complete list of their courses, visit the official instructor profile on Udemy.

•Instructor Name: Jonas Schmedtmann
•Subject Area: Development
•Teaching Approach: Practical, project-based instruction focused on real-world application of Development skills.

Frequently Asked Questions

The following questions and answers cover the most common queries about Advanced CSS and Sass: Flexbox, Grid, Animations and More!, its coupon code, pricing, and enrollment process.

About the Author

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Andrew Derek

Lead Course Analyst at CoursesWyn with 8+ years of experience evaluating online learning platforms. I've analyzed 500+ Udemy courses and helped thousands of learners choose the right courses for their career goals.

⭐4.8/5 Rating
✓Trusted by 10K+ Students

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