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