Element block pseudo-element :after generated with transition background z-index auto position static height auto transform padding 20px display inline-block line-height 1 width 160px box-shadow 8px 8px 1px rgba(0,0,0,0.3) border 1px rgba(0,0,0,1) solid cursor default font-weight normal border-radius overflow hidden box-sizing content-box font-size 16px margin 6px float none text-shadow 4px 1px 1px rgba(0,0,0,0.2)