The popup from the #Issues column interferes with browsability navigation.

there appears to be no delay before the popup from #Issues is shown which when you are moving your mouse diagonally from right to left results in the popup often obscuring the link you are trying to get to.

Steps to reproduce

Navigate to https://ci.jenkins.io/job/Core/job/jenkins/

scroll show the table border is at the bottom of the page.

with you mouse outside the stable branch with both metrics and coverage move your mouse in a diagonal motion as indicated in the screen shot.

Expected Results

After a delay the popup for the coverage metrics of stable-2.462 branch will be shown

Actual Results

The popup for the 35 issues of stable-2.492 is shown immediately and obscures the intended destination