Render problem (blurry)

[esidate]

Hello, I know this package is supposed to be used with images and I would appreciate your help.
In the first slide the elements inside <ngu-tile></ngu-tile> are rendered normally

but in the other slides the elements become blurry

here's the code

Thank you in advance.

[sheikalthaf]

@esidate can you help me with small repro