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