body {font-family: arial, sans-serif;}
.head {text-align: center;}
.note {padding-left: 100px; padding-right: 100px; font-size: .90em;}
.body {padding-left: 30px; padding-right: 30px;}
.math {padding-left: 150px; padding-right: 150px; text-align: center; font-size: .90em;}
#footnote {font-size: .80em;}
#copyright {text-align: center; font-size: .80em;}