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