Css Not Displaying On My Webpage

#contentContainer {
background:url(images/mid.png) repeat-y;
width:802px;
border:none;
}

#contentTop, #contentBottom {
width:802px;
margin:0;
}

#contentTop {
background:white url(images/top.jpg) no-repeat; height: 73px;
}

#contentBottom {
background:white url(images/bot.jpg) no-repeat; height: 81px;
}

h1, h2, h3, h4 {
letter-spacing: -1;
font-weight: bold;
text-align: center;
font-family: Tahoma, Verdana, Arial, Helvetica, sans-serif;
}

h1 {
font-size:19pt;
color:#ce0000;
text-transform: capitalize;
}

h2 {
font-size:16pt;
color:#000000;
text-transform: capitalize;
}

h3 {
font-size: 15pt;
font-weight: bold;
margin: 0;
color: #ce0000;
text-transform: capitalize;
}
h4 {
font-size:15px;
margin:0;
margin-left:15%;
margin-right:15%;
}

body {
font-family:Verdana, Arial;
font-size:14px;
}

td {
font-family:Verdana, Arial;
font-size:12px;
}

#content {

text-align:left;
width:600px;
}

#ad {
text-align:center;

background-color:white;
border:gray solid 2px;
padding:10px;

float:right;
font-family:Tahoma;

width:220px;
top:100px;
right:0;
z-index:2000;

font-size:12px;
display:block;

position:absolute;
position:fixed;

}

.censored {
background-color:black;
color:black;
}
This is an ad that I inserted!
.timetable { font-size:17px; background-color: black; }
.timetable td { background-color:white; }
.timetable .header {
background-color:red;
color:white;
font-size:12px;
}
.today td {
background-color:yellow;
}
.tablePrice { text-align:center; }
.tableDay small { font-size:14px; }

#paypalButton {
font-family:Tahoma, Verdana, Arial;
font-size:17px;
font-weight:bold;

cursorointer;
cursor:hand;
}

.orderPanel, #orderPanel, blockquote {
width:500px;
text-align:left;
border:navy dashed 2px; background-color:#d9e4ef;
padding:5px;
font-size:13px;
}
.small {
width:350px;
}

blockquote {
margin-left:100px;

width:400px;

padding:5px;
background-color:#d9e4ef;

border-top: #0000cc solid 1px;
border-left:#0000cc solid 1px;
border-right:#000033 solid 1px;
border-bottom:#000033 solid 1px;
}

blockquote h1 {
color:navy;
font-size:17px;
}
blockquote h2 {
font-size:14px;
letter-spacing:0;
}
blockquote img {
border:solid 1px;
}

.side blockquote {
text-align:left;
background-color:#d9e4ef;
width:200px;
}
.side blockquote p {
font-size:11px;
}

li {
margin:10px;
}

.runtime {
text-align:right;
font-style:italic;
font-size:12px;
}

.headshot {
float:right;
text-align:right;
border:black solid 1px;
margin-left:25px;
}

.highlight {
background-color:yellow;
color:black;
}

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