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