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Building a lightbox with the Dialog element

7 min read. Posted on February 8, 2023

The dialog element lets you overlay content on top of your site in something called the "top layer", which is a special layer that sits above all other content. This way you never have to worry about your dialog being…

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Polypane 13: CSS Nesting, extension support in beta, search by selector and Chromium 110

8 min read. Posted on February 1, 2023

Polypane 13 is here! We're launching beta support for regular browser extensions, have a new way to search for elements and have added support for CSS Nesting in the elements inspector. Polypane 13 also runs on Chromium…

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Polypane on

1 min read. Posted on January 4, 2023

On December the 30th Kilian was a guest on the Supper Club to talk about Polypane. Wes, Scott and Kilian spoke about Kilians background, how he came up with Polypane, how it's built and how different features…

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:where() :is() :has()? New CSS selectors that make your life easier

10 min read. Posted on January 3, 2023

When people talk about CSS complexity, a major contributor to that is CSS specificity, or writing effective CSS selectors. The more you add to a CSS selector, the more precise it is, but also, the more specific it is, so…

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Polypane 12: introducing the Command bar

7 min read. Posted on December 12, 2022

Polypane 12 introduces our new command bar, that you can use to control any part of the app without leaving your keyboard. We also improved the reference image, color picker and screenshot features, added new…

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Polypane 11: JSON viewer, new accessibility tools, Chromium 106, iPhone 14 devices and screenshot updates

13 min read. Posted on October 4, 2022

Polypane 11 now renders JSON files in a completely new viewer, adds a ton of new accessibility testing features and improves upon existing ones, updates the rendering engine to Chromium 106, includes new iPhone 1…

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The breakpoints we tested in 2021 & 2022, and the ones to test in 2023

4 min read. Posted on September 28, 2022

Which screen sizes to design, build and test on is a perennial topic in web development. While well-built responsive websites will work at any size, during development it's easier to use a small number of sizes to check…

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Thanks iPhone 14, designing for device sizes is dead

3 min read. Posted on September 15, 2022

Back when the mobile web just got started, mobile design was simple ( wasn't, but bear with me) . Your site had to fit 320px wide and it would work for "Mobile". 320px is the width of the original iPhone and…

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How Blhack doubled their development speed with Polypane

1 min read. Posted on September 6, 2022

We are Blhack , an Italian software house. We develop tailor-made solutions for our customers' needs. Our technology stack is based on Ruby on Rails and React. We are also very active in the e-commerce ecosystem with…

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How using Polypane for Nureply helped Onur learn to love the web

2 min read. Posted on August 31, 2022

Nureply is a cold emailing tool created by Onur Geneş that helps you to write automated emails with personalization and send those emails to the people you want to reach out to. When you add your lead’s website or…

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How Matchless Web halved their mobile optimization time

4 min read. Posted on August 25, 2022

Matchless Web Studio is a one-man web agency based in Clinton, Mississippi USA. The aforementioned one man in charge is me (Jon Phillips), all-time employee of the month for 8 years and counting. My introduction to the…

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How Short Hills Design saves over $700 per year thanks to Polypane

3 min read. Posted on August 18, 2022

Short Hills design is a closely-knit team of six located in the USA, UK, Canada and Finland that helps healthcare and other professional small business service providers get 10-20 new patients/clients per month without…

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