<IfModule mod_rewrite.c>
    RewriteEngine On

    RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
    RewriteBase /

    RewriteRule ^index\.php$ - [L]

    RewriteCond %{REQUEST_FILENAME} -f [OR]
    RewriteCond %{REQUEST_FILENAME} -d
    RewriteRule .* - [L]

    RewriteCond %{REQUEST_FILENAME}.html -f
    RewriteRule ^([^/]+)/?$ $1.html [L]

    RewriteRule . /index.php [L]
</IfModule>