Bug: Several separate words we combines into one — but shouldn’t

[lsprr]

Describe the bug
Please see screenshots

To Reproduce
Steps to reproduce the behavior:

1. Go to https://krishdevdb.github.io/reseter.css/
2. Read the entire page, and you will see several separate words we combine into one — but shouldn’t.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [Windows 10 Pro build 19042.928]
• Browser [Firefox Developer Edition]
• Version [89.0b3]

Additional context
Is it a bug specific to GitHub Pages?

Thanks @lsprr