Outside blur pure CSS

by EsCss blog
under Beerware licence
if you can imagine, CSS will make it real
Image from nonoesp
other demos css: here, in codepen, and in my blog
Please, resize the window and
Scroll down & up

DINAMYC OUTSIDE BLUR
PURE CSS

Outside blur: warning!

Don´t use in a real work!
This is only a Css play
so that you can see the power of
the Imagination and Css working together
Now it's your turn, because
I'm waiting to play with your demos

Link the POST , show the PEN