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

.container {
    text-align: center;
}

button {
    margin: 10px;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
}

select {
    margin: 10px;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    font-weight: bold;
}

#progressContainer {
    margin-top: 20px;
}

progress {
    width: 100%;
    height: 20px;
}
#spectrumLabel {
    font-family: monospace; /* Use a monospaced font for consistent character width */
    font-size: 1.5em;
    margin-bottom: 10px;
    color: #333;
    min-height: 1.2em; /* Ensure it takes up space even when empty */
    border: 1px solid #ccc;
    padding: 5px;
}

#spectrumDisplay {

}

#countdownModal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
}

#countdownCircle {
    border: 10px solid green;
    border-radius: 50%;
    width: 300px;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#countdownNumber {
    color: green;
    font-size: 10em;
}