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