body {
  background-image: url(https://i.imgur.com/aOhswkJ.png);
  margin: 100px;
  text-align: center;
  color: purple;
  font-size: 18px;
}

#header {
  padding-right: 200px;
  padding-left: 200px;
}
#container {
  padding: 30px 10%;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

#list_inside {
    width: fit-content;
    flex: 0 0 100%;
}

#list_inside ul {
  list-style-position: inside;
  padding-left: 0;
}

span {
    color: lightseagreen;
}
a {
  color: purple;
  text-decoration: underline;
}
a:hover {
  color: lightseagreen;
}

#container img {
    width: 500px;
}