Testing 43rd Testable Statement of Sec 14.2 of CSS2 Specification
43. The background of the box generated by the root element covers the
entire canvas.
PASS CRITERIA:
If statement #43 above is passed, then
the background of this page should be a flag pattern.
The rule applied is "body {background: url("flagbg.gif") }".
All other properties of this page should be UA-default.