<html xmlns="http://www.w3.org/1999/xhtml" style="position: absolute; font-size: 1000px; -moz-column-count: 3;">
<script>
function boom()
{
var newSS = document.createElementNS("http://www.w3.org/1999/xhtml", "style");
newSS.appendChild(document.createTextNode("whattheheck:first-line {}"));
document.getElementById("h").appendChild(newSS);
}
window.addEventListener("load", boom, false);
</script>
<head id="h" style="overflow-x: scroll; display: block;"><style style="position: absolute; display: block;">zz ]</style><style style="display: none;">[</style><style style="display: none;">[e='zz']:nth-last-child(odd) {}</style><style style="display: none;"></style><style style="display: none;">[c]</style><style style="display: none;">[c]</style><style style="display: none;">[class='zzzzz'] {}</style></head>
</html>