body {
  width: 780px;
  text-align: center;
   background-color: #f0f0f0;
   /* background-image: url("images/back.gif"); */
}

#container {
  text-align: center;
  border: 4px double blue;
}

#header {
  width: 778px;
  margin-top: 0px;
  text-align: left;
  background-color: #f0f0f0; 
  border: 6px solid maroon;
}

#header_text {
  text-align: center;
  font-family: Comic Sans MS;
  font-size: 20px;
  color: #fff000;
  font-weight: bold;
  font-style: italic;
  margin-bottom: 6px;
}

#tbl_body {
  width: 735px;
  margin-top: 0px;
  text-align: left;
  border: 6px solid maroon;
}

#tbl_nav {
  width: 120px;
  margin-top: 0px;
  text-align: left;
  vertical-align: top;
  border: 6px solid green;
  background-color: rgb(51, 102, 153);
}

#tbl_body_content {
  width: 645px;
  margin-top: 0px;
  margin-left: -10px;
  text-align: left;
  border: 6px solid blue;
  background-color: rgb(51, 102, 153);
}

#footer {
  width: 780px;
  margin-top: 0px;
  text-align: left;
  border: 6px solid #C23A00;
}