У вашего броузера проблема в совместимости с HTML5
A-maz-ing grace, how sweet the sound, that saved a wretch like me
η ης ῃ ην, αι ων αις ας I now can sing Greek nouns
I once was lost, but now am found, was Blind, but now I see
ος ου ῳ ον, οι ων οις ους With Greek there are no frowns