body
{
	background-color: grey;
}
h1 
{
	color: red;
}
button 
{
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
}