Comment

Peter Bengtsson

I've seen that too for https://songsear.ch (it uses an old version of loadCSS.

But I know they're wrong because when I use webpagetest and look at the filmstrip view I can see that it clearly has rendered before the lazy loaded .css files have loaded.

Parent comment

vincenzo

Hi thans for your post on my website I'm using loadCSS and rel="preload" when i run pagespeed it doesn't show any css block render for desktop version but it still shows for the mobile version, any explaination? Is it a pagespeed bug?