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