#titulo {
    background-color: #52afd4;
    margin-top: -64px;
    height: 87px;
    text-align: center;
  }
  
  #menu {
    background-color: rgba(120, 216, 163, 0.555);
    text-align: center;
    width: 175px;
    height: 1000px;
    margin-top: 10px;
  }
  
  #contenido {
    background-color: rgba(136, 233, 212, 0.507);
    margin-left: 186px;
    margin-top: -1000px;
    height: 1000px;
    font-family: Arial;
    text-align: justify;
  }
  
  #cuerpo {
    background-color: rgba(163, 163, 163, 0.55);
    margin-top: 77px;
  }
  
  div.divimg {
    text-align: center;
  }