Charles Curley wrote: > Before you do that, are you sure what you see isn't Firefox's reaction > to buggy HTML? Have you run the code through an HTML validator?
Thanks for reminding that. HTML validator shows only one error, with "width" attribute[1]. [1]: https://validator.w3.org/check?uri=https%3A%2F%2Fwww.debian.org%2Fdoc%2Fmanuals%2Fdebian-reference%2Fch10.en.html%23_removable_storage_device&charset=%28detect+automatically%29&doctype=Inline&group=0