body {
            background-color: #000;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100vh;
            margin: 0;
            font-family: 'Arial', sans-serif;
        }

        #callFunction {
            padding: 20px 40px;
            font-size: 24px;
            background-color: #00ff00;
            color: #000;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            text-transform: uppercase;
            font-weight: bold;
            letter-spacing: 2px;
            box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
            transition: all 0.3s ease;
        }

        #callFunction:hover {
            background-color: #00cc00;
            transform: scale(1.05);
            box-shadow: 0 0 30px rgba(0, 255, 0, 0.7);
        }

        #callFunction:active {
            transform: scale(0.95);
        }

        #result {
            margin-top: 50px;
            color: #0ff;
            font-size: 36px;
            text-align: center;
            text-shadow: 0 0 10px rgba(0, 255, 255, 0.7);
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        

        .container {
            text-align: center;
        }

        .pixel-border {
            border: 3px solid #0ff;
            padding: 20px;
            margin: 20px;
        }