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