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