body {
            font-family: Arial, sans-serif;
            padding: 50px;
            text-align: center;
            counter-reset: wordCounter; /* Initialize the counter here */
        }
        .word-container {
            position: relative; /* Added to position the number */
            border: 1px solid #ccc;
            padding: 20px;
            margin: 20px 0;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .word-container::before {
            content: counter(wordCounter); /* Use CSS counter */
            counter-increment: wordCounter; /* Increment the counter */
            position: absolute;
            top: 10px;
            left: 10px;
            background-color: #007BFF;
            color: #FFF;
            padding: 5px 10px;
            border-radius: 50%;
            font-weight: bold;
        }
        .pronunciation-container {
            display: flex;
            justify-content: space-between;
            width: 100%;
        }
        .pronunciation-box {
            flex: 1;
            padding: 10px 5px;
            text-align: center;
        }
        .word {
            font-size: 24px;
            font-weight: bold;
        }
        .pronunciation {
            font-size: 18px;
            color: #777;
        }
        .sentence {
            font-size: 20px;
            margin-top: 20px;
        }
        .play-button {
            margin-top: 20px;
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            background-color: #007BFF;
            color: #FFF;
            cursor: pointer;
        }
        .play-button:disabled {
            background-color: #808080; /* Grey background */
            color: #ffffff; /* White text */
            cursor: not-allowed; /* Shows a 'not allowed' cursor on hover */
        }

        .translation-button {
            margin-top: 10px;
            padding: 5px 10px;
            cursor: pointer;
        }
        
        .hidden {
            display: none;
        }
        
        .translation {
            margin-top: 5px;
            padding: 5px;
            border: 1px solid #ddd;
            background-color: #f9f9f9;
        }