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