Hi,
I found the error heights=”(min-width: 800px), 180px, 50%”, the comma was missing after the size.
I changed from:
heights=”(min-width: 800px) 180px, 50%”
to
heights=”(min-width: 800px), 180px, 50%”
in the documentation the correct one is without the comma, anyway.
https://amp.dev/pt_br/documentation/guides-and-tutorials/develop/style_and_layout/art_direction/#heights
Thanks