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