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