BaaN: Baidu as a Network Utility - 百度的实用主义方法论.

baidu-as-a-network-utility.css

@-moz-document domain("baidu.com") {
body {
     display: none;
}

html {
     margin: 30px;
}

html::after {
     font-family: "BlinkMacSystemFont", "Segoe UI", sans-serif;
     content: "Network Status: You have successfully connected to the Internet. ";
}

}