Doc language switch button selected style improve, it should be selected, not disabled

[shynome]

Disabled color is black white, in China it's only for dead thing, it seem like say USA dead, China dead, really too bad, please improve this. I suggest add border for selected language button

[pierresh]

Sorry, I don't understand your point. Could you please provide a screenshot to clarify what you mean?

[shynome]

pc style is fine, mobile style is bad. here is mobile screenshot