Uploaded July 2025 | Updated September 2026, 2 weeks ago
π Links
β kevinpowell.co/courses
β More in-depth video on single page view transitions: youtu.be/jZiZs8cZAKU
β Learn about cross-document view transitions: youtu.be/quvE1uu1f_I
β The final code from this video: codepen.io/kevinpowell/pen/xbGeNQy/ef22ccea0c2d257ae1a748f5fd4646da
β The wave example: kryogenix.org/code/browser/theme-transition.html
β The βthrow awayβ example: https://events-3bg.pages.dev/jotter/same-doc/#theme-switcher
β The rotating cube example: codepen.io/ragnar_ock/pen/QwbYbOQ
β Browser support for view transitions: caniuse.com/cross-document-view-transitions
β Easing Wizard: easingwizard.com
β Keep up to date with everything I'm up to kevinpowell.co/newsletter
π¬ Come hang out with other devs in my Discord Community discord.gg/nTYCvrK
β Are you a beginner? HTML & CSS for absolute beginners is for you: learn.kevinpowell.co
π Start writing CSS with confidence with CSS Demystified: [https://cssdemystified.com](https://cssdemystified.com/)
π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
β Timestamps
00:00 - Introduction
01:18 - The basic setup
02:20 - Adding the view transition
03:50 - Basics of modifying the view transition with CSS
05:25 - Sliding the new theme in
07:50 - Bouncing in the new theme
09:36 - The circle effect
#css
---
Help support my channel
π¨βπ Get a course: kevinpowell.co/courses
π Buy a shirt: cottonbureau.com/people/kevin-powell
π Support me on Patreon: patreon.com/kevinpowell or through YT memberships: youtube.com/@KevinPowell/join
---
π§βπ» My editor: VS Code - code.visualstudio.com
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
---
I'm on some other places on the internet too!
If you'd like a behind the scenes and previews of what's coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: codepen.io/kevinpowell
Github: github.com/kevin-powell
---
And whatever you do, don't forget to keep on making your corner of the internet just a little bit more awesome!
π Links
β kevinpowell.co/courses
β More in-depth video on single page view transitions: youtu.be/jZiZs8cZAKU
β Learn about cross-document view transitions: youtu.be/quvE1uu1f_I
β The final code from this video: codepen.io/kevinpowell/pen/xbGeNQy/ef22ccea0c2d257ae1a748f5fd4646da
β The wave example: kryogenix.org/code/browser/theme-transition.html
β The βthrow awayβ example: https://events-3bg.pages.dev/jotter/same-doc/#theme-switcher
β The rotating cube example: codepen.io/ragnar_ock/pen/QwbYbOQ
β Browser support for view transitions: caniuse.com/cross-document-view-transitions
β Easing Wizard: easingwizard.com
β Keep up to date with everything I'm up to kevinpowell.co/newsletter
π¬ Come hang out with other devs in my Discord Community discord.gg/nTYCvrK
β Are you a beginner? HTML & CSS for absolute beginners is for you: learn.kevinpowell.co
π Start writing CSS with confidence with CSS Demystified: [https://cssdemystified.com](https://cssdemystified.com/)
π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
β Timestamps
00:00 - Introduction
01:18 - The basic setup
02:20 - Adding the view transition
03:50 - Basics of modifying the view transition with CSS
05:25 - Sliding the new theme in
07:50 - Bouncing in the new theme
09:36 - The circle effect
#css
---
Help support my channel
π¨βπ Get a course: kevinpowell.co/courses
π Buy a shirt: cottonbureau.com/people/kevin-powell
π Support me on Patreon: patreon.com/kevinpowell or through YT memberships: youtube.com/@KevinPowell/join
---
π§βπ» My editor: VS Code - code.visualstudio.com
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
---
I'm on some other places on the internet too!
If you'd like a behind the scenes and previews of what's coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: codepen.io/kevinpowell
Github: github.com/kevin-powell
---
And whatever you do, don't forget to keep on making your corner of the internet just a little bit more awesome!

π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
Help support my channel
π¨βπ Get a course: https://www.kevinpowell.co/courses
π Buy a shirt: https://cottonbureau.com/people/kevin-powell
π Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: https://youtube.com/@KevinPowell/join
π§βπ» My editor: VS Code - https://code.visualstudio.com/
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
Im on some other places on the internet too!
If youd like a behind the scenes and previews of whats coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: https://codepen.io/kevinpowell/
Github: https://github.com/kevin-powell
And whatever you do, dont forget to keep on making your corner of the internet just a little bit more awesome! Learning how CSS-only carousels are going to work](https://i.ytimg.com/vi/g03Yldh9Nkw/mqdefault.jpg)

π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
β Timestamps
00:00 - Introduction
00:30 - The basics of nesting
04:45 - Donβt over nest
05:30 - The & character (ampersand)
08:55 - How & works behind the scenes and a potential problem you could run into
13:45 - It doesnβt work with BEM
16:45 - Searchability isnβt an issue
17:40 - My favorite use case
#css
Help support my channel
π¨βπ Get a course: https://www.kevinpowell.co/courses
π Buy a shirt: https://cottonbureau.com/people/kevin-powell
π Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: https://youtube.com/@KevinPowell/join
π§βπ» My editor: VS Code - https://code.visualstudio.com/
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
Im on some other places on the internet too!
If youd like a behind the scenes and previews of whats coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: https://codepen.io/kevinpowell/
Github: https://github.com/kevin-powell
And whatever you do, dont forget to keep on making your corner of the internet just a little bit more awesome! Getting started with CSS Nesting](https://i.ytimg.com/vi/h4Xp1QgNkhU/mqdefault.jpg)

π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
Help support my channel
π¨βπ Get a course: https://www.kevinpowell.co/courses
π Buy a shirt: https://cottonbureau.com/people/kevin-powell
π Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: https://youtube.com/@KevinPowell/join
π§βπ» My editor: VS Code - https://code.visualstudio.com/
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
Im on some other places on the internet too!
If youd like a behind the scenes and previews of whats coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: https://codepen.io/kevinpowell/
Github: https://github.com/kevin-powell
And whatever you do, dont forget to keep on making your corner of the internet just a little bit more awesome! Responsive Bento Grid | CSS Tutorial | Frontend Mentor Challenge](https://i.ytimg.com/vi/h4dHvo09cG4/mqdefault.jpg)

π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
β Timestamps
00:00 - Introduction
03:00 - Using novalidate and manually checking validation
09:30 - Checking all the form fields
15:00 - Adding error messages
17:30 - Removing the error elements when they are empty
18:52 - Styling for the error states
20:20 - aria-live=βpoliteβ
22:00 - Custom text for each error message
25:25 - Adding the errors for the radio buttons
29:00 - Adding error messages when the user moves out of a form field
32:45 - Removing error messages when a user fixes the problem
34:00 - Adding focus to the first invalid element on submit
36:40 - Fixing the layout when error messages appear
#css
Help support my channel
π¨βπ Get a course: https://www.kevinpowell.co/courses
π Buy a shirt: https://cottonbureau.com/people/kevin-powell
π Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: https://youtube.com/@KevinPowell/join
π§βπ» My editor: VS Code - https://code.visualstudio.com/
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
Im on some other places on the internet too!
If youd like a behind the scenes and previews of whats coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: https://codepen.io/kevinpowell/
Github: https://github.com/kevin-powell
And whatever you do, dont forget to keep on making your corner of the internet just a little bit more awesome! How to set custom error messages for your HTML forms](https://i.ytimg.com/vi/h5qqmE83Tes/mqdefault.jpg)



π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
β Timestamps
00:00 - Introduction
00:55 - Centering text with a max-width
04:30 - Using nesting for modifiers
06:20 - Forcing styles to fix things like stacking contexts
#css
Help support my channel
π¨βπ Get a course: https://www.kevinpowell.co/courses
π Buy a shirt: https://cottonbureau.com/people/kevin-powell
π Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: https://youtube.com/@KevinPowell/join
π§βπ» My editor: VS Code - https://code.visualstudio.com/
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
Im on some other places on the internet too!
If youd like a behind the scenes and previews of whats coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: https://codepen.io/kevinpowell/
Github: https://github.com/kevin-powell
And whatever you do, dont forget to keep on making your corner of the internet just a little bit more awesome! 3 powerful CSS nesting tricks](https://i.ytimg.com/vi/hiwvjsmD2iY/mqdefault.jpg)

π Already mastered CSS? Check out my advanced course, Beyond CSS: https://www.beyondcss.dev/
#css
β Timestamps
00:00 - Introduction
00:46 - Battle 235
08:07 - Battle 236
23:44 - Battle 237
#css
Help support my channel
π¨βπ Get a course: https://www.kevinpowell.co/courses
π Buy a shirt: https://cottonbureau.com/people/kevin-powell
π Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: https://youtube.com/@KevinPowell/join
π§βπ» My editor: VS Code - https://code.visualstudio.com/
π My theme: One Dark Pro Var Night
π€ My font: Cascadia Code
Im on some other places on the internet too!
If youd like a behind the scenes and previews of whats coming up on my YouTube channel:
Bluesky: https://bsky.app/profile/kevinpowell.co
Codepen: https://codepen.io/kevinpowell/
Github: https://github.com/kevin-powell
And whatever you do, dont forget to keep on making your corner of the internet just a little bit more awesome! Challenging you to a CSS Battle](https://i.ytimg.com/vi/hoDmeE72G7A/mqdefault.jpg)


