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") {

#u1,
#ftCon,
#form input,
#form span
{display: none;}

#form::after {
    font-family: "BlinkMacSystemFont", "Segoe UI", sans-serif;
    font-weight: 700;
    font-size: 20px;
    color: green;
    content: "Network Status: You have successfully connected to the Internet. ";
}

}