Element block pseudo-element :after generated with z-index auto font-size 16px background display block height auto border-radius border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition margin 0px overflow hidden padding 20px position static float none transform cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 box-sizing content-box font-weight normal width 160px