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