body {
  text-align: center;
}
button {
  outline: none;
  padding: 10px 30px;
  font-size: larger;
  font-weight: 600;
  background-color: black;
  color: white;
  border: 2px solid white;
  border-radius: 7px;
  display: block;
  margin: 10px auto;
}
img {
  width: 200px;
  height: auto;
}