How to set a new template for displaying image thumbnails in wordpress?

Question

css

How to make sure that all thumbnails of images in blocks are shown on the site in a 16:9 ratio without cropping? Pennews theme. I can provide a piece of code if needed.

Answer 1

As an option - the block that contains the image, typeset for this format, and the image through the styles on the background.
In general, wp has a function for adding a new image size - add_image_size (), using it, set the resolutions suitable for your site in this proportion and use it to your health.