Fixed header table, scrollable body to occupy 100% height of resizable DIV

Question

I have a table which I effectively want to have a fixed header and allow the rows in the table to be scrolled through while the header row remains static. In addition, I want th

Answer 1

I could specifiy a pixel value for the CSS top property but this makes it more rigid.

Yes, but this is what you want, isn't it?

That's really the only solution.