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