Change font colour of donate page for better readability.

[rasmirajesh]

The font colour of certain texts in donate page gives a dull view to the overall look of the page. I would like to work on this issue.
The grey colour of the texts can be changed.

Kindly assign me this issue under Hacktoberfest 2024.

[github-actions]

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[github-actions]

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[ReBy298]

Hi, I would like to work in this issue :)