│ lines of my terminal are garbled on the Web, why?

When I fwupdmgr get-devices --show-all-devices > /tmp/all-devices.txt and upload the result to S3 https://s.natalian.org/2020-09-12/all-devices.txt

The rendering in my simple terminal:

Looks different to that of my browser:

How can I make the text on the Web look like my terminal?