// ==UserScript==
// @name          Font facebook
// @include       *messenger.com*
// @include       *facebook.com*
// @description   Fix facebook font
// @version       1.0
// @namespace https://greasyfork.org/users/150554
// ==/UserScript==
(function() {var css = ["body, button, input, label, select, td, textarea{",
"     font-family: Helvetica, Arial, sans-serif !important;",
"}"
].join("\n");
if (typeof GM_addStyle != 'undefined') {
GM_addStyle(css);
} else if (typeof PRO_addStyle != 'undefined') {
PRO_addStyle(css);
} else if (typeof addStyle != 'undefined') {
addStyle(css);
} else {
var node = document.createElement('style');
node.type = 'text/css';
node.appendChild(document.createTextNode(css));
var heads = document.getElementsByTagName('head');
if (heads.length > 0) { heads[0].appendChild(node);
} else {
// no head yet, stick it whereever
document.documentElement.appendChild(node);
}
}})();