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