Please help… not sure where to find this info. Need recommended image size for Centaurus template banner. Do I need different sizes to display on different user devices?
take a look on this page hope you will find your solution for your banner image size from your item author.
Centaurus WordPress Theme are responsive as theme Author assigned in theme details page. So, I think for different sizes devices the banner will be auto fit as responsive features.
But you can ask the questions going through theme details page then comments tab and post your query. Theme author will answer you.