body {
   max-width: 1000px;
}

a {
   text-decoration: none;
}

dd {
   margin-bottom: 1em;
}

.tabs {
   list-style: none;
   padding: 0;
   margin: 0;
   margin-left: 3em;
}

.tabs li {
   display: inline;
   border: 1px solid;
   border-width: 1px 1px 0 1px;
   margin: 0 1em 0 0;
}

.tabs li a {
   padding: 0 1em;
   text-decoration: none;
   color: #00f;
   background: #ddd;
}

.tabs .current {
   padding-bottom: 1px;
   background: white;
}

.tabs li a:hover {
   background-color: #ddf;
}

.content {
   border: 1px solid;
   padding: 1em;
   margin-left: 1em;
   margin-right: 210px;
}

.content-borderless {
   padding: 1em;
   margin-left: 1em;
   margin-right: 210px;
}

.ad {
   float: right;
   text-align: center;
   width: 210px;
}

.ad .adtitle {
   font-size: 120%;
   text-decoration: underline;
}

.content-full {
   border: 1px solid;
   padding: 1em;
   margin-left: 1em;
   max-width: 800px;
}

.clear {
   clear: both;
}