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