Broken page: Text masking — The standards way

[ganar]

Page URL:

https://lea.verou.me/blog/2012/05/text-masking-the-standards-way/

Old URL:

https://lea0.verou.me/2012/05/text-masking-the-standards-way/

Did this page work in the previous website?

N/A

What issues do you see?

Broken image(s)

Description of issues

The example no longer works: instead, a white space appears, in both Safari and Chromiun