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