wkhtmltopdf 有个很好的方法，就是在那个div的样式后添加一个：page-break-inside:avoid;就ok了。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>pdf</title> <link href="css/style.css" rel="stylesheet" type="text/css" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> </head> <style type="text/css"> *{ margin:0px; padding:0px;} div{ width:800px; min-height:1362px;margin:auto;page-break-inside:avoid;} </style> <body> <div style=" background:#030"></div> <div style=" background:#033"></div> <div style=" background:#369"></div> <div style=" background:#F60"></div> <div style=" background:#F3C"></div> <div style=" background:#F0F"></div> <div style=" background:#0FF"></div> <div style=" background:#FF0"></div> <div style=" background:#00F"></div> <div style=" background:#0F0"></div> <div style=" background:#033"></div> <div style=" background:#369"></div> <div style=" background:#F60"></div> <div style=" background:#030"></div> <div style=" background:#033"></div> <div style=" background:#369"></div> <div style=" background:#F60"></div> <div style=" background:#F3C"></div> <div style=" background:#F0F"></div> <div style=" background:#0FF"></div> <div style=" background:#FF0"></div> <div style=" background:#00F"></div> <div style=" background:#0F0"></div> </body> </html>