* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, sans-serif;
            background-color: #1a1a1a;
            color: #ffffff;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
            min-height: 100vh;
            margin: 0;
            padding: 1rem;
        }

                footer {
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #777;
        }

        header {
            text-align: center;
            margin-bottom: 2rem;
        }

        header h1 {
            font-size: 2.5rem;
            margin-bottom: 0.5rem;
        }

        header p {
            font-size: 1rem;
            color: #aaaaaa;
        }

        #controls {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
            justify-content: center;
        }

        select, button {
            padding: 0.5rem;
            font-size: 1rem;
            border-radius: 5px;
            border: none;
            background-color: #2e2e2e;
            color: #ffffff;
        }

        button {
            padding: 0.5rem 1rem;
            background-color: #ff5722;
            cursor: pointer;
        }

        button:hover {
            background-color: #e64a19;
        }

        #info {
            margin-top: 2rem;
            text-align: center;
            max-width: 600px;
            background-color: #2e2e2e;
            border-radius: 10px;
            padding: 1rem;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
        }

        #info h2 {
            margin-bottom: 1rem;
            color: #ff5722;
        }

        @media (max-width: 600px) {
            header h1 {
                font-size: 2rem;
            }

            select, button {
                width: 100%;
            }
        }

        ul {
            margin-left: 70px;
        }