body {
    max-width: 80%;
    margin: auto;
}

h1, h2, h3, h4, p {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

h1 {
    font-size: 2rem;
}

p {
    font-size: 1.2rem;
}

img {
    max-width: 100%;
    /*height: auto;*/
    display: block;
    margin: auto;
    border-radius: 50%;
    height: 50%;
}

.Part, .Header {
    margin-top: 2rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.Header>p {
    font-size: 1.4rem;
}

.YTVideo {
    max-width: 560px;
    min-width: 80%;
    aspect-ratio: 16 / 9;
    margin: auto;
    display: block;
}

audio {
    max-width: 100%;
    display: block;
    margin: auto;
    margin-top: 0.1rem;
    margin-bottom: 0.1rem;
}