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