body {
  background: gray;
}

#pagina {
  width: 100%;
  position: absolute;
  left: 30px;
  top: 0px;
}

#tema {
  position: absolute;
  left: 10px;
  top: 10px;
  width: 900px;
  border: 1px solid black;
  background: #003377;
  color: white;
  padding: 10px;
  font-size: 10pt;
  text-align: right;
  font-family: sans-serif;
}

#tema h1 {
   text-align: center;
}

#conteudo {
  padding: 10px;
  position: absolute;
  left: 10px;
  top: 190px;
  border: 1px solid black;
  background: #005533;
  color: white;
  font-family: sans-serif;
  font-size: 10pt;
  width: 130px;
  height: 1500px;
}

#conteudo h1 {
  line-height: 0px;
  font-size: 16pt;
}

#conteudo a {
  text-decoration: none;
  color: white;
  display: block;
}

#conteudo a:hover {
  background: black;
}

#principal {
  position: absolute;
  left: 170px;
  top: 190px;
  width: 740px;
  height: 1500px;
  background: #454545;
  color: white;
  border: 1px solid black;
  padding: 10px;
  font-family: sans-serif;
  font-size: 11pt;
}

#principal h1 {
  background: black;
  text-align: center;
}

#tabela {
  width: 100%;
  color: white;
  border-spacing: 0;
  border: 1px solid gray;
  border-collapse: collapse;
}

#tabela td {
  border: 1px gray solid;
  background: #003344;
}

#tabela td.header {
   text-align: center;
   font-weight: bold;
   background: #003355;
}

#tabela td.partes {
  background: #003355;
  width: 110px;
  padding-left: 10px;
  padding-right: 10px;
}

#tabela td.marcado {
  background: #880000;
}