body {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: monospace;
  font-size: 15px;
  background: #112;
  margin: 0;
  min-height: 100vh;
}

img {
  display: block;
  aspect-ratio: 10/9;
  background: #111;
  border-radius: 0.5rem;
  width: 280px;
}

img:hover {
  outline: 0.25rem solid darkorange;
  transform: scale(1.05);
  transition-duration: 100ms;
}