family: monospace;
            font-size: 14px;
            padding: 10px;
            margin-bottom: 20px;
            border: none;
            border-radius: 5px;
            margin-left: 10px;
            margin-right: 10px;
            resize: none;
            white-space: pre;
            overflow: auto;
        }

        .textbox:focus {
            outline: none;
            box-shadow: 0 0 5px #808080;
        }

        @media screen and (max-width: 600px) {
            .container {
            