2 <html lang=
"en" class=
"reftest-wait">
4 <title>Changes to background-position should invalidate properly for fieldsets.
</title>
15 background-image: url(image_rgrg-
256x256.png);
16 background-repeat: no-repeat;
17 background-position:
0 0;
26 <fieldset id=
"background"><legend></legend></fieldset>
31 document
.querySelector("#background").style
.backgroundPosition
= "-140px 0";
32 document
.documentElement
.removeAttribute("class");
34 document
.addEventListener("MozReftestInvalidate", doTest
);