When the , and when hovering over this whitespace node, styles applied to the :hover state of sibling elements match the first child sibling element in that series.

This issue relates to . You need to to be able to view this test case properly

There are several different combinations of conditions that can trigger this bug.

When hovering over the grey-colored area (with the words 'Hover here'), the color of the preceding inline box should not change to red.

With preceding block-level sibling

For clarities sake, the preceding block-level sibling in the example below has been hidden. To trigger the bug, this hidden (or visible) element must have a font-size equal to, or smaller than the first child inline element.

With a border value applied to parent

The example below applies a border value to all four sides of the box, although only specifiying a border on one side will suffice.

With an overflow value (other than 'visible') applied to parent