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