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