is there any reason you want to use a GB Button for the Read More? If its simply for styling then i could just provide you some CSS – it would be easier then trying to position the GB button.
I thought by using GenerateBlocks buttons I can create an unambiguous layout for the buttons on the website with the option of the icons. That’s the reason.
I have now done it in the red button with a ->
I can imagine that I can adjust a hook in the blog template, but that is cumbersome.
The layout you currently have relies on Floats to align the image on the left, which works fine IF the button is part of the Excerpt. Problem with adding a GB Button using a Hook is it cannot be in the excerpt.
The alternative approach would be to design the entire content template: