Fix the sitemap wrapper height
Fix the sitemap wrapper height

We want the loading spinner centered.

robinboening/alchemy_cms,robinboening/alchemy_cms,mamhoff/alchemy_cms,robinboening/alchemy_cms,AlchemyCMS/alchemy_cms,AlchemyCMS/alchemy_cms,mamhoff/alchemy_cms,AlchemyCMS/alchemy_cms,mamhoff/alchemy_cms