#ball {
  width: 150px;
  height: 150px;
  padding: 150px;
  border-radius: 50%;
  background-color: black;
  text-align: center;
  color: white;
  font-size: 100px;
  font-family: arial;
	margin: 0 auto;
}
#controls {
  margin: 0 auto;
  text-align: center;
  font-family: arial;
}
#result {
	font-size: 20px;
  font-weight: bold;
  text-shadow: 2px 2px 5px blue;
}
h1 {
	font-family: arial;
  text-align: center;
  font-size: 50px;
}
body{
  background-color: #aaf;
}