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