body{
  background-color: black;
}
#container{
  width: 100%;
  height: 100vh;
  background-color: black;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.image-container {
  padding: 8px;
  border: 2px solid orangered;
  margin-bottom: 8px;
}
.image-container > img{
  width: 100%;
  max-width: 100%;
}