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