Visual inconsistency for one of the link present on 5FTF handbook page

[kjnanda]

Description:
There seems to be an issue with the links' actual and hover state. There are multiple links on this page but only one link seems to have a issue with visual effect.

Where is the issue present?

https://wordpress.org/five-for-the-future/handbook/

Link with which the issue seems:

Contribution Best Practices for Organizations

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Normal State Visual Difference

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Expected - Hover Link State	Actual - Hover Link State