https://www.webfx.com/blog/web-design/google-font-api-guide/    montre comment utiliser cela 

la ou j'ai decouvert cela
   https://www.aelf.org/        
   https://www.aelf.org/assets/a84fcf1.front.css     
   dans ses fichiers    https://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700
   
   https://developers.google.com/fonts/docs/getting_started    le site officiel 
   
   
   
   
   
   
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