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