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