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