h1 {
padding: 30px;
font-size: 60px;
}


body {
text-align: center;
font-family: Arial, sans-serif;
background-color: #ddd;
margin: 0;
}

.sisalto {
max-width: 900px;
background-color: #fff;
margin-left: auto;
margin-right: auto;
padding: 30px;

}