2 <p>There should be no red:
</p>
3 <div style=
"background: red; width: 100px; height: 100px; position: absolute; z-index: -1;"></div>
4 <div style=
"background: green; writing-mode: vertical-rl; width: 100px;">
5 <span style=
"writing-mode: vertical-lr; height: 100px;">
