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