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