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

body, html {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #20232a;
    color: #61dafb;
    font-family: Arial, sans-serif;
}

.container {
    text-align: center;
    position: relative;
}

canvas.visualizer {
    width: 100%;
    height: 100%;
    border: 1px solid #61dafb;
    background-color: #282c34;
    margin-top: 20px;
}

button.mute {
    background-color: #61dafb;
    color: #282c34;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 20px;
}

button.mute:hover {
    background-color: #20232a;
    color: #61dafb;
}