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