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