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