changed background color for premium look

[vinay-reddy31]

Description

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes # (issue)

Type of change

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• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [x] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update
• [ ] Other

[eduardconstantin]

I don't think a black background would look good for this app. Maybe you could add this blue gradient.

[vinay-reddy31]

can i know that the image you want in background or color ?

[eduardconstantin]

The blue gradient you see in the image above, you can use a color picker to get the colors for the gradient.