body {
  background-color: #d1d1e0;
    max-width: 800px;
    margin-left: 20px;
    align-items:center;
    margin:auto;
    font-family: "Roboto", serif;
}

img {
    width:95%;
    max-width:800px;
}

h1 {
  color: #2e2e1f;
}

ul {
  list-style-type: none;
}


li {
  padding-top: 50px;
}


.youtube-video-container {
  position: relative;
  overflow: hidden;
  width: 95%;
}

.youtube-video-container::after {
  display: block;
  content: "";
  padding-top: 56.25%;
}

.youtube-video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}