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