```html围棋之乡公示模板 body { fontfamily: Arial, sansserif; lineheight: 1.6; margin: 20px; } h1 { textalign: center; color: 333; } .notice { background: f4f4f4; padding: 10px 20px; borderradius: 5px; marginbottom: 20px; } .notice h2...