.b1
    {
    background-image:URL(images/chalk.jpg);
    font:arial;
    font-weight:bold;
    margin:0;
    padding:0;
    border:0;
    }

.nav
    {
    background-color:#f0e68c;
    font:arial;
    font-weight:bold;
    font-size:smaller;
    margin: 0 1em 0 1em;
    }

.BigText
    {
    width:100%;
    height:96%;
    overflow:auto;
    }

.BigNav
    {
    width:100%;
    height:4%;
    }

.fl
   {
   float:left;
   }

.fr
   {
   float:right;
   }