fix: span gradient background to full width of the screen

[spudoodle]

Description

Set the gradient background to have full width of the screen

Fixes Issue #271

Type of change

• Bug fix

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code

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[deepsource-io]

Here's the code health analysis summary for commits 2dfd4ac..5aabee6. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
JavaScript	✅ Success		View Check ↗

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[raspberri05]

Your pull request has been approved and will be merged shortly. Thanks for your contribution!