<!-- span {font-size:12px} background {color:red} -->
.footer {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; color: #333333}
.body {  font-family: Arial, Helvetica, sans-serif; font-size: 12px}
.sidenav {  font-family: Arial, Helvetica, sans-serif; font-size: 14px; font-weight: normal; color: #66CCFF}