<IfModule mod_rewrite.c>
 Options -Multiviews
 RewriteEngine On 
 RewriteBase /youtube/public
 RewriteCond %{REQUEST_FILENAME} !-d
 RewriteCond %{REQUEST_FILENAME} !-f
 RewriteRule ^(.+)$ index.php?url=$1 [QSA,L]
</IfModule>