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