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