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