html, body {
  margin: 0;
  padding: 0;
  background: #ffcc53;
}

header {
  padding: 8px;
  border-bottom: solid 1px #037;
  display: flex;
  gap: 8px;
}

header a {
  color: #fff;
  padding: 4px 12px;
  border-radius: 4px;
  text-decoration: none;
  background: #037;
}

#wrapper {
  width: 100vw;
}

.img {
  max-width: 100%;
  height: auto;
}