User-agent: *
Disallow: /administrator/
Disallow: /bin/
Disallow: /cache/
Disallow: /cli/
Disallow: /components/
Disallow: /includes/
Disallow: /installation/
Disallow: /language/
Disallow: /layouts/
Disallow: /libraries/
Disallow: /logs/
Disallow: /media/
Disallow: /modules/
Disallow: /plugins/
Disallow: /templates/
Disallow: /tmp/
Disallow: /?tmpl=component&type=raw

Allow: /images/
Allow: /gallery1
Allow: /videos/

User-agent: Google-Mobile
Allow: /images/
Allow: /gallery1/
Allow: /videos/