h1{
	margin-top: 20px;
	margin-bottom: 20px;
	text-align: center;
	color: black;
}

h2{
	margin-top: 20px;
	margin-bottom: 20px;
	text-align: center;
}

label{
	margin-top: 20px;
}

h4 {
  text-align: center;
  background-color: gray;
  }