links in memory cards are unreadable

[aspiers]

Describe the bug
Links in memory cards are unreadable.

To Reproduce
Steps to reproduce the behavior:

1. Go to https://read.kernel.community/en/learn/module-2/better-questions
2. Scroll down to first memory card
3. See issue in below screenshot

Expected behavior
Link should be readable

Screenshots

Desktop (please complete the following information):

• OS: openSUSE Tumbleweed
• Browser: Chrome
• Version: 133

[aspiers]

See also #690.