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