But a single image does not stretch the correct way, when you have a bigger button to make. Like: left-top corner: no stretch left: stretch vertically

But a single image does not stretch the correct way, when you have a bigger button to make. Like: left-top corner: no stretch left: stretch vertically top: stretch horizontally ... and so on. I still remember learning to make the layout of a whole page as a table layout in school, with images in table cells for drawing nice borders around sections of the website. And we did that with GIMP!