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