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