Element block pseudo-element :before generated with height auto border 0px rgba(0,0,0,1) solid background width auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box float none border-radius cursor default margin 0px position static overflow hidden line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform font-size 16px display block font-weight normal transition padding 20px z-index auto