frame.css

body{
    margin-left: auto;
    margin-right: auto;
    margin-top:5em;
    margin-bottom:5em;
    padding:0;
    width:70%;
    font-family: Arial, Helvetica, sans-serif;
    /*border:red solid thin;*/
}

.nav{
	margin-top:10px;
	background-color:rgb(10,202,250);
	
}



.clearfix{
	clear:both;
}

#main{
	margin-top:1em;
}


.nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.nav ul li{
	float:left;	
}


.nav ul li a {
    display: block;
    width:120px;
	color:white;
    background-color: rgb(10,202,250);
    text-align: center;
    vertical-align:middle;
    text-decoration: none;
    padding-left:4px;
    padding-right:4px;
    padding-top:8px;
    padding-bottom:8px;
    font-size: 120%;

}

.nav ul li a:hover, .nav ul li a:active {
    color: black;
}




#footer{
    clear:both; /*clear the float*/
    margin-left:auto;
    margin-right:auto;
    margin-top:2em;
    text-align:center;
    /*    border:thin black solid; */
}