body {
    margin-right: 200px;
    margin-left: 200px;
}

.header h1 {
    font-size: 40px;
}

.picture {
    background-position: fixed;
    height: 100vh;
    background-size: cover;
    background-attachment: fixed;
    background-image: url(img/fd1.jpg);
}

.text {
    background-color: gray;
    height: 100vh;
    padding: 10px;
}

.video {
    padding-top: 10px;
    padding-bottom: 10px;
    padding-left: 10px;
    padding-right: 10px;
    display: flex;
    background-color: lightgrey;
}