body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
    margin: 0;
}

.container {
    text-align: center;
}

.record-button {
    background-color: #f44336;
    color: white;
    border: none;
    padding: 20px;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.record-button.pulsing {
    background-color: #d32f2f;
    box-shadow: 0 0 10px rgba(255, 0, 0, 0.5);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

#transcriptionResult {
    margin-top: 20px;
    font-size: 18px;
}