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