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