The html source of your page begins as follows
IE turns to quirks mode when it encounters anything before DOCTYPE declaration. So, remove the highlighted portion from your code.
<meta name="description" content="DeniAli - a random collection">
<meta name="keywords" content="deniali,deni,ali,collection,denial,random,photos,lol,9gag,tumblr,private,">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
PS: Make use of validator, when dealing with cross browser issues.