fonts for blogs [closed]

chat i have lowk got a question ab as the title says
body

are there anything ab which fonts are allowed to be used on blogs??
because i have tried roboto, electrolize, red hat mono, but they havent worked
am i doing smth wrong??

like for example

<style>

@import ("the link of the font");

font-family: "font name", sans-serif;

</style>