body {
            font-family: Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            background-color: #f0f0f0;
					 
        }
        .test-container {
            text-align: center;
            background-color: white;
            padding: 200px;
            border-radius: 10px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
            width:60%;
            max-width: 400px;
					
					
        }
        #level-dropdown, #time-dropdown {
            margin: 10px;
            padding: 10px;
            font-size: 16px;
            border-radius: 5px;
        }
        #countdown {
            font-size: 48px;
            margin: 20px 0;
            display: none;
            animation: countdown-anim 1s infinite;
        }
        @keyframes countdown-anim {
            0% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.2); opacity: 0.8; }
            100% { transform: scale(1); opacity: 1; }
        }
        #word-display {
            font-size: 24px;
            margin-bottom: 20px;
            color: #333;
        }
        .letter {
            transition: color 0.2s;
        }
        #input-field {
            padding: 10px;
            font-size: 18px;
            width: 80%;
            margin-bottom: 20px;
            border-radius: 5px;
        }
        #timer-display, #score-display {
            font-size: 18px;
            margin: 10px 0;
        }
        progress {
            width: 80%;
            height: 20px;
            margin-bottom: 10px;
        }
        #start-button, #pause-resume-button, #restart-button, #sound-toggle-button {
            padding: 10px 20px;
            font-size: 16px;
            cursor: pointer;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 5px;
            margin: 10px;
        }
        #start-button:hover, #pause-resume-button:hover, #restart-button:hover, #sound-toggle-button:hover {
            background-color: #45a049;
        }
        #results {
            display: none;
            font-size: 20px;
            margin-top: 20px;
        }
        #high-scores {
            margin-top: 20px;
        }
        #test-over {
            font-size: 24px;
            color: red;
        }
        table {
            margin: 0 auto;
            border-collapse: collapse;
        }
        th, td {
            padding: 8px;
            border: 1px solid #ddd;
        }
        @media (max-width: 480px) {
            .test-container {
                padding: 10px;
            }
            #word-display {
                font-size: 20px;
            }
            #input-field {
                font-size: 16px;
            }
            #level-dropdown, #time-dropdown, #start-button, #pause-resume-button, #restart-button, #sound-toggle-button {
                padding: 8px 16px;
                font-size: 14px;
            }
        }