#ball {
	width: 350px;
  height: 350px;
  background-color: black;
  border-radius: 50%;
  display: block;
  margin-right: auto;
  margin-left: auto;
}

#play {
font-family: 'Karla' sans-serif;
font-size: 1.2rem;
background-color: #e9f0f4;
}

#answer {
font-family: 'Karla', sans-serif;
font-size: 1.3rem;
}