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