* {
  box-sizing: border-box;
}
h1 {
  color: white;
  text-align: center;
  font-family: monospace;
  font-style: italic;
  letter-spacing: 2px;
  font-size: 40px;
}
img {
  margin: 0 auto;
  max-width: 90%;
  max-height: 90%;
  background-size: cover;
}
body {
  background-color: black;
  margin: 0 auto;
  overflow: auto;
}
#img-box {
  margin: 0 auto;
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
#new-cat-btn {
  font-family: monospace;
  font-weight: bolder;
  font-size: 20px;
  color: #fff;
}
button {
  background-color: hotpink;
  padding: 20px 30px;
  width: 300px;
  border: none;
}