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