Fix `<Select>` in Safari

[ai]

Seems like we have a problem with select. In Firefox it shows drop-down list on click, but in Safari no.

https://github.com/hplush/slowreader/assets/19343/9c5c75fb-8175-423a-a441-e7e8cb66ee15

[Konfuze]

Found out that problem is in the default appearance of select in Safari, it's height not changes even if we set height: 1000px

If we reset appearance by setting appearance: none, it affects the font:

So we need to add font: revert to make it default:

I'll make fix for that

[ai]

Great, thanks!