<Style>
h1 {
    background-color:#9090F7; 
color:white; font-size:130%; 
margin:20px 0 10px; 
padding: 2px 5px; 
}

h2 {
    background-color: whitesmoke;
    padding: 5px;
    border: 1px dashed silver;
    margin-top: 5px;
}
h3
{
border: 1px dashed silver;
}
</Style>