Removed dark background

[vismitap]

Fixes #76

Issue Number

ISSUE #76

Describe the changes you've made

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The dark background is removed and the details are now visible.

Describe if there is any unusual behaviour of your code(Write NA if there isn't)

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Test plan (OPTIONAL)

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Checklist

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [x] I have read the CODE OF CONDUCT document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.
• [x] The title of my pull request is a short description of the requested changes.
• [x] Participating in SWOC2021.
• [x] Participating in DWOC.