Align Div at bottom on main Div

Question

I have two divs, one inside the other and I would like the small div to be aligned at the buttom of the main div.

Here\'s my code so far. Currently, the button is at

Answer 1

Give your parent div position: relative, then give your child div position: absolute, this will absolute position the div inside of its parent, then you can give the child bottom: 0px;

See example here:

http://jsfiddle.net/PGMqs/1/