; max-width: 60em;}
table {border-collapse: collapse}
span.roman { font-family: century schoolbook, serif; font-weight: normal; }
h1, h2, h3, h4, h5, h6 {font-family:  Helvetica, sans-serif}
h4 { margin-top: 2.5em; }
dfn {font-family: inherit; font-variant: italic; font-weight: bolder }
kbd {font-family: monospace; text-decoration: underline}
/*var {font-family: Helvetica, sans-serif; font-variant: slanted}*/
var {font-variant: slanted;}
td  {padding-right: 1em; padding-left: 1em}
sub {font-size: smaller}
.