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