<IfModule mod_rewrite.c>
    Header set Access-Control-Allow-Origin "*"
    Header set Access-Control-Allow-Credentials true
    Options Indexes FollowSymLinks

    RewriteEngine On
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteRule ^([^\.]+)$ $1.html [NC,L]
    RewriteRule ^index\.html$ - [L]
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteRule . index.html [L]
</IfModule>