CSS Tips
Short solutions, debugging techniques, and practical CSS tips

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CSS is full of techniques and tricks that can solve common design problems elegantly. Knowing these patterns can save you time and help you create better user interfaces.

In this unit, you’ll find a collection of practical CSS tips. We’ll cover centering elements (a classic CSS challenge), creating responsive tables, using the url() function, zooming elements, customizing visited link styles, and many other useful techniques.

These tips complement the core CSS units and provide solutions to specific challenges you’ll face when styling real-world web applications.

Lessons in this unit:

0: ▶︎ Introduction
1: How to center an element with CSS
2: CSS Border inside the element
3: What are good CSS Breakpoint values for Responsive Design?
4: How to debug CSS by bisecting
5: How to disable text selection using CSS
6: How to put an item at the bottom of its container using CSS
7: CSS, how to select elements that do NOT have a class
8: How to stick an element on the bottom of the page with flexbox
9: How to apply padding to multiple lines in CSS
10: Making a table responsive using CSS
11: CSS url()
12: How to make an element smaller or bigger with CSS
13: Customizing visited links
14: Fix extra space after inline element
15: How to create a sidebar that’s sticky but also scrolls
16: How to embed YouTube videos using the correct aspect ratio
17: Responsive pre tags in CSS
18: Responsive YouTube Video Embeds
19: How to remove all CSS from a page at once
20: How I added Dark Mode to my website
21: How to add a simple dark mode