
The CSS Podcast
Cascading Style Sheets (CSS) is the web’s core styling language. For web developers, It’s one of the quickest technologies to get started with, but one of the hardest to master. Follow Una Kravets and Adam Argyle, Developer Advocates from Google, who gleefully breakdown complex aspects of CSS into digestible episodes covering everything from accessibility to z-index.
Latest episodes

Jun 20, 2024 • 43min
081: Trigonometric Functions
In this episode Una and Adam share practical use cases, syntax and strategies for all the new math functions in CSS. From trig to algebra, they'll help you get a good idea on where and how these fit into your UI toolbelt. Links Ana Tudor tests your browser for CSS math function support → https://goo.gle/4cmBm5r Great guide and overview from Daniel Wilson → https://goo.gle/4enKgBe layout pow() → https://goo.gle/3RlvAsI Using Absolute Value, Sign, Rounding and Modulo in CSS Today → https://goo.gle/4aY3OJz Time based animation → https://goo.gle/3x6Dm2K CSS type casting to numeric: tan(atan2()) scalars by Jane Ori → https://goo.gle/4bZyrj2 Open Props v2 type ramp prototype with pow() as taught by Dan Wilson in their post → https://goo.gle/45uqikj CSS physics for transitions and keyframes with these math functions → https://goo.gle/3VltDgX Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘

Jun 13, 2024 • 31min
80: Animating to and from top-layer
In this episode Una and Adam continue talking about dialogs and popovers, but this time it's all about animating them into and out of the top layer.. We'll be introducing starting-style, a new mode for transitioning discrete properties, and the overlay property for smooth entry and exit animations. Links: top-layer CSS spec → https://goo.gle/4c2elUW Four new CSS features for smooth entry and exit animations by Una → https://goo.gle/3KpyB7e Using @starting-style and transition-behavior for enter and exit stage effects → https://goo.gle/452FG7p Popover on MDN → https://goo.gle/453xfss :popover-open on MDN → https://goo.gle/3x5XLVl Dialog and popover animated → https://goo.gle/3Kn1Ck7 Popover animated with nesting → https://goo.gle/3wW3Qns What is the top layer? → https://goo.gle/457rUjQ overlay property on MDN → https://goo.gle/3yKNRsT MDN demos → https://goo.gle/4c2eIyO Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘

Jun 6, 2024 • 20min
79: Popover and Dialog
The CSS Podcast is back, with an episode highlighting the popover API and dialog element! Learn what they can do, and when to use which when. Links Popover API lands in Baseline → https://goo.gle/3Vo2dIs Dialogs and popovers seem similar. How are they different? → https://goo.gle/3wXD1z5 Dialog dilemmas and modal mischief → https://goo.gle/3R9nmDE Semantics and the popover attribute → https://goo.gle/3Vl3NuM Building a dialog component GUI Challenges → https://goo.gle/4c0YFkK Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘

Dec 6, 2023 • 20min
78: Season 4 wrap!
I can’t believe we’re already at the end of season 4! This season, we’ve been focusing on CSS gotchas and resolving these common CSS pitfalls. And alas, on our last episode of the season, we’re going to take a look back at all of those tips and tricks and pick some of our favorites to highlight in this recap episode. Links: Why isn’t percentage working → https://goo.gle/418EnBG Why isn’t my element stuck → https://goo.gle/3uSX7Jk Why isn’t my custom property the value I expect → https://goo.gle/47BcZPj How do I center a div → https://goo.gle/3RiOBLA Why isn’t my animation glitching → https://goo.gle/4a5fzPh Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘 Subscribe to Chrome for Developers → https://goo.gle/ChromeDevs

Nov 28, 2023 • 15min
77: Why isn't percentage working here?
In this episode, Una and Adam talk about percentage resolution for various properties like font-size, padding height and width. They break down and explain why percentages may not work or may not be what you expected. Links → https://goo.gle/47XtWU1 Understanding CSS Percentage → https://goo.gle/3RhLJzG CSS Box Sizing Module Level 3 → https://goo.gle/46FRF9T Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘 Subscribe to Chrome for Developers → https://goo.gle/ChromeDevs

Nov 15, 2023 • 10min
76: Why isn't my element stuck where I wanted it to stick?
In this episode Una and Adam help you uncover moments where a sticky element isn't sticking. There are a couple of gotcha around implementing a sticky element and by the end of the show you'll know what they are and a few ways to work around them. Links: sticky stack - https://goo.gle/3QICxTz sticky desperado - https://goo.gle/3sC3OPj sticky slide - https://goo.gle/47bcRGb Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘 Subscribe to Chrome for Developers YouTube → https://goo.gle/ChromeDevs

Oct 27, 2023 • 20min
75: Why isn't my custom property the value I expect?
In this episode, Una and Adam discuss common gotchas with custom properties, which often feel fully reactive during use, but their limits and implementation details can popup at unexpected times and create a headache. They'll cover these situations and their solutions! Links: Value stages → https://goo.gle/3FDo7yA How custom property values are computed →https://goo.gle/49cOUiQ A complete guide to custom properties → https://goo.gle/40gtVb8 The big gotcha with custom properties → https://goo.gle/45VwUHe CodePen → https://goo.gle/3SdMnyY Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘 Catch more episodes → https://goo.gle/CSSpodcast Subscribe to Chrome for Developers → https://goo.gle/ChromeDevs

Oct 11, 2023 • 17min
74: How do I center a div?
The hosts discuss various methods for centering a div using CSS, including horizontal and vertical centering, alignment, and stretching. They explore two centering strategies in CSS - content center and place items center. They also delve into techniques like the 'fluffy center' and 'pop and plop' for centering elements. Additionally, they discuss the concept of grid piles for stacking elements and cover different techniques for centering elements in CSS. Overall, this podcast provides practical tips and insights for mastering the art of centering divs in CSS.

Sep 21, 2023 • 26min
73: Why is my animation glitching?
On this episode of the #CSSpodcast, we’re diving into how to deal with glitchy animations in your code base! Links: MDN transform-style - https://goo.gle/45YFu8B MDN backface-visibility - https://goo.gle/46mPvfE Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘 Subscribe to Google Chrome Developers → https://goo.gle/ChromeDevs

Sep 8, 2023 • 16min
72: Why does my gradient have muddy colors in the middle?
In this episode, we tackle the issues around getting undesirable gradient results. Sometimes it's you, sometimes it's the color space. We'll help you identify, assess and remedy muddy gradients. Links: HD color guide - https://goo.gle/3RhyvmP various gradients in color spaces - https://goo.gle/3Pc02TV modern css gradient tool - https://goo.gle/3P4KxNI try color mix - https://goo.gle/3r2toML color-mix() with white hover codepen - https://goo.gle/3Pw6mHm interpolation visualizer - https://goo.gle/45GwS6t Una Kravets (co-host) Twitter | Instagram | YouTube Making the web more colorful ✨🎨 Web DevRel @googlechrome Unicorn face host of @toolsday & Designing in the Browser 🎬 Adam Argyle (co-host) Twitter | Instagram | YouTube @GoogleChrome CSS DevRel; @CSSWG; VisBug maker; punk; CSS/JS/UX addict; 💀🤘 Catch more episodes → https://goo.gle/CSSpodcast Subscribe to Google Chrome Developers → https://goo.gle/ChromeDevs The CSS Podcast #CSSpodcast
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