Your css and your fonts should be in the public section of the craft website. So put your css in "root/public/assets/css" and "root/public/assets/fonts/bootstrap". Hope it helps.

Your css and your fonts should be in the public section of the craft website. So put your css in "root/public/assets/css" and "root/public/assets/fonts/bootstrap". Than remove the {{ siteurl }} twig code (in this therme only use plain css).