<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>JsFrame.js example - Window Control Command </title>
    <link href='https://fonts.googleapis.com/css?family=Roboto' rel='stylesheet'>
    <link rel="stylesheet" href="../../../index.css">
    <style>
        #bg {
            color: red;
            padding: 10px;
            width: 100%;
            height: 100%;
            user-select: none;
        }

        .btn-primary {
            width: 180px;
            font-weight:bo