body {
            margin: 0;
            font-family: Arial, sans-serif;
            text-align: center;
        }

        h1 {
            margin-top: 30px;
            font-size: 24px;
        }

        #shape {
            position: absolute;
            background-color: red;
            display: none;
            border-radius: 20px;
            cursor: pointer;
        }