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