body {
    background-color: rgb(253, 251, 251);
    margin: 0;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
  }
  
  #cabecalho {
    position: fixed;
    top: 0;
    width: 100%;
  }
  
  ul , ol {
    list-style: none;
  }
  
  .header , #rodape {
    background-color: crimson;
    padding: 10px;
    text-align: center;
    color: white;
  }
  
  .navegacao li , a {
    display: inline-block;
    margin: 0 15px;
  }
  
  .navegacao ul {
    text-align: left;
  }
  
  .conteudo {
    margin: 0;
  }
  
  .principal {
    width: 100%;
    margin-top: 120px;
    background-color: rgb(253, 251, 251);
    margin-bottom: 0;
  }
  
  .inicio {
    text-align: center;
  }
  
  .inicio h2 {
    padding: 15px;
  }
  
  .inicio img {
    border-radius: 50%;
    padding: 3px;
    background-color: crimson;
  }
  
  .listas-container {
    padding: 5px;
    margin-left: 200px;
  }
  
  .listas {
    display: inline-block;
    padding: 5px;
    margin: 50px;
    line-height: 25px;
  }
  
  a {
    text-decoration: none;
    color: white;
  }
  
  .lado-direito , .lado-esquerdo {
    width: 550px;
    margin: 15px;
    padding: 10px;
    border: solid 1px crimson;
    display: inline-block;
    line-height: 25px;
    font-size: 20px;
    margin-bottom: 100px;
  }
  
  .lado-esquerdo {
    vertical-align: top;
  }
  
  .tabela {
    width: 500px;
    margin: auto;
  }
  
  .tabela h3 {
    text-align: center;
  }
  
  table {
    border-collapse: collapse;
    margin-bottom: 50px;
  }
  
  th {
    background-color: crimson;
    color: white;
  }
  
  th , td {
    padding: 10px;
    text-align: left;
  }