[header] How to hug a girl who's taller than you [title] Stand on higher ground. [step] You can help even out the height difference by initiating the hug from a spot where you are standing on higher ground than she is. You can be just high enough to be at the same height or you can actually be taller than her. 
[substeps] If the height difference is significant, you could stand on the stairs or even on a box or something nearby. Being outdoors offers a lot of options for choosing higher ground.