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