H1  {
    font-family: Arial, Helvetica, Sans-serif;
    font-size: 16pt; 
    text-align: center; 
    }
H2  {
    font-family: Arial, Helvetica, Sans-serif;
    font-size: 16pt; 
    }
H3  { 
    font-family: Arial, Helvetica, Sans-serif;
    font-size: 13pt; 
    }
H4  {
    font-family: Arial, Helvetica, Sans-serif;
    font-size: 10pt; 
    }
H5  { 
    font-family: Arial, Helvetica, Sans-serif;
    font-size: 10pt; 
    font-style: italic; 
    }