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