Bugfix: make scrollbar corner background transparent

[brecht-vde]

Linked Issue

Closes #1797

Description

Makes scrollbar corner background transparent using the ::-webkit-scrollbar-corner pseudo-element.

Changsets

Instructions: Changesets automate our changelog. If you modify files in /packages/skeleton, run pnpm changeset in the root of the monorepo, follow the prompts, then commit the markdown file. Changes that add features should be minor while chores and bugfixes should be patch. Please prefix the changeset message with feat:, bugfix: or chore:.

Checklist

Please read and apply all contribution requirements.

• This PR targets the dev branch (NEVER master)
• Documentation reflects all relevant changes
• Branch is prefixed with: docs/, feat/, chore/, bugfix/
• Ensure Svelte and Typescript linting is current - run pnpm check
• Ensure Prettier linting is current - run pnpm format
• All test cases are passing - run pnpm test
• Includes a changeset (if relevant; see above)

[changeset-bot]

🦋 Changeset detected

Latest commit: a3e6f32

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@skeletonlabs/tw-plugin	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Updated (UTC)
skeleton-docs	✅ Ready (Inspect)	Visit Preview	Aug 21, 2023 4:29pm

[endigo9740]

Thanks @brecht-vde. I'll aim to review this on Monday, but at quick glance all looks well. Thanks for your contribution!

[endigo9740]

@brecht-vde I made a quick modification to the style - it now uses the same background token as the track versus using transparent. This provides a more aesthetically pleasing effect IMO.

Before:

After:

I've also updated the changeset to better reflect this change. I'll aim to merge this shortly and this will be part of the v2 release next week.

[brecht-vde]

@brecht-vde I made a quick modification to the style - it now uses the same background token as the track versus using transparent. This provides a more aesthetically pleasing effect IMO.

You're right, looks better in this browser :).