5 Checks that hit testing is correct when a transformed element has childs with negative z-offset
7 Element at 70, 70 has id "transformed": PASS
8 Element at 630, 130 has id "transformed": PASS
9 Element at 40, 130 has id "transformed": PASS
10 Element at 620, 270 has id "transformed": PASS
11 Element at 130, 100 has id "child1": PASS
12 Element at 200, 110 has id "child2": PASS