h2, h3{
    font-size: 25px;
}

#navbar{
clear: left;
float: left;
border-style: solid;
border-width: 10px;
border-color: #B80000;
padding: 15px;
margin-right: 130px;
margin-bottom:650px;
margin-left: 50px;
line-height:200%;

}
a:link{
    color: #000000;
    text-decoration:none;
}

 a:visited{
    color: #000000;
    text-decoration: none;
}

a:hover{
    color: #B80000;
}
ul
{
font-size: 20px;
list-style-type:none;
padding:0;
width: 180px;
}

body{
background-color: #B80000;

}

#content{
    background-color:#FFFFFF;
    width: 85%;
    height: 800px;
    margin: auto;

}

img{
    margin-left: 50px;
    float: left;
}

h1{
    float: left;


}

#header{
    clear:right;

}

#basic{

border-style: none;
position:absolute;
top:40%;
left:35%;
line-height: 125%;
    
}

#announcements{
    border-style: solid;
    border-width: 5px;
    border-color: #B80000;
    position: absolute;
    top: 15%;
    left: 35%;
    width: 50%;
    padding-left:5px;
    line-height: 150%;
}

iframe{
    position: absolute;
    top: 13%;
    left: 35%;
}

#homework ul{
    position: absolute;
    top: 20%;
    left: 45%;
    list-style-type: square;

}

#announcements b{
    font-size: 20px;
}

#grades{
    width:90%;
}

#exams{
    width:90%;
}
#textbooks{
    width:90%;
}

#officehours{
    position: absolute;
    top:7%;
    left: 35%;
    color: #B80000;
}