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Kilian Valkhof profile picture

Kilian Valkhof

Building https://polypane.app to help every developer and designer build better websites, faster.

Location The Netherlands Joined Joined on  Personal website https://kilianvalkhof.com github website twitter website
Work

User experience developer at Polypane

Polypane 6.1: Readability, Content Chaos and rewritten event sync engine

Polypane 6.1: Readability, Content Chaos and rewritten event sync engine

Reactions 14 Comments 1
5 min read
How hexadecimal notation works for CSS colors

How hexadecimal notation works for CSS colors

Reactions 8 Comments
2 min read
Includes, contains or has. Finding things in iterables (lists) in JavaScript

Includes, contains or has. Finding things in iterables (lists) in JavaScript

Comments
3 min read
Debug your visual hierarchy with the squint test

Debug your visual hierarchy with the squint test

Reactions 8 Comments
4 min read
CSS breakpoints used by popular CSS frameworks

CSS breakpoints used by popular CSS frameworks

Reactions 12 Comments
4 min read
The complete guide to CSS media queries

The complete guide to CSS media queries

Reactions 61 Comments 2
1 min read
Creating files in JavaScript in your browser

Creating files in JavaScript in your browser

Reactions 7 Comments
3 min read
Accessibility is not like drowning

Accessibility is not like drowning

Reactions 12 Comments 1
3 min read
For many, accessibility is an unknown unknown

For many, accessibility is an unknown unknown

Reactions 19 Comments 1
4 min read
Your dark mode toggle is broken

Your dark mode toggle is broken

Reactions 3 Comments
3 min read
8 ways to increase your productivity as a web developer

8 ways to increase your productivity as a web developer

Reactions 145 Comments 1
8 min read
New online tools: CSS specificity calculator and color contrast checker

New online tools: CSS specificity calculator and color contrast checker

Reactions 9 Comments
2 min read
I built my own browser

I built my own browser

Reactions 11 Comments 3
5 min read
4 CSS layouts without using media queries

4 CSS layouts without using media queries

Reactions 9 Comments
6 min read
Using easing for more than just CSS transitions

Using easing for more than just CSS transitions

Reactions 34 Comments
4 min read
The box model is not layout

The box model is not layout

Reactions 4 Comments
4 min read
The perfect responsive menu

The perfect responsive menu

Reactions 62 Comments 5
3 min read
Writing CSS in Dutch using PostCSS

Writing CSS in Dutch using PostCSS

Reactions 5 Comments 3
1 min read
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