<!-- start Simple Custom CSS and JS -->
<style type="text/css">
   <style>
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            height: 58vh;
            display: flex;
            justify-content: center;
            align-items: center;
            background-color: #f4f4f4;
        }

        .container {
            text-align: center;
            padding: 20px;
            background-color: #fff;
            border-radius: 10px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }

        button, input {
            padding: 12px;
            margin: 15px;
            width: 40%;
            font-size: 16px;
            border-radius: 5px;
            border: 1px solid grey;
        }

        button {
            background-color: #696969;
            color: white;
            cursor: pointer;
        }
        button1{}
button1:hover{padding:10px;}
        button:hover {
            background-color: #808080;
        }

        #qrcode {
            display: none; /* QR code initially hidden */
            margin-top: 20px;
            justify-content: center;
            align-items: center;
            display: flex; /* Use flex to center */
            position: fixed; /* Keep it fixed in the center */
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color: rgba(255, 250, 250, 0.7); /* Semi-transparent background */
            padding: 20px 200px;
            border-radius: 10px;
        }

        #qrcode canvas {
            max-width: 100%;
            height: auto;
        }
    </style></style>
<!-- end Simple Custom CSS and JS -->
