CONSOLE WARNING: 'getMatchedCSSRules()' is deprecated. For more help, check https://code.google.com/p/chromium/issues/detail?id=437569#c2
Note that background is buggy right now!
Test
background-image: initial
background-position-x: initial
background-position-y: initial
background-size: initial
background-repeat-x: initial
background-repeat-y: initial
background-attachment: initial
background-origin: initial
background-clip: initial
background-color: purple
margin-top: 1em
margin-right: 1em
margin-bottom: 1em
margin-left: 1em
color: white
font-style: normal
font-variant: normal
font-weight: normal
font-stretch: normal
font-size: 24px
line-height: normal
font-family: "Lucida Grande"