h1 {
    font-size: 60px;
    margin-bottom: 0;
}

h2 {
    font-size: 40px;
    margin: 10px;
}

h1, h2 {
    text-align: center;
}

#text {
    display: block;
    font-size: 18px;
    width: 75%;
    margin: auto;
    text-align: center;
}

.hyperlink {
    margin-bottom: 5px;
    text-align: center;
    font-size: 18px;
}

#image-files {
    display: block;
    width: 90vw;
    margin: auto;
    margin-top: 20px;
}

#image-files img {
    width: 50%;
    height: 50%;
    display: block;
    margin: 0 auto;
    margin-top: 5px;
    border: 3px solid black;
}