/* todos */

@import url('https://fonts.googleapis.com/css?family=Archivo+Black&display=swap');

html, body {
  height:100%;
  width:100%;
}

/* desktop */
@media screen and (min-width: 720px) {

  #tudo { 
    position:relative;  /*Contexto de posicionamento */
    margin:0 auto;
    text-align:left;
    min-height:100%;
    }
    
  * html #tudo {
    height: 100%;
  }

  #topo {
    /*height:100px;*/
    text-align:center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
  }
 
  #desafixa {
    position: relative;
  }

  #meio {
    margin-top: 200px;  
  }

  .principal {
    /*width:70%;*/
    padding-left:10%;
    float:left;
    padding-top:.8em;
    text-align:justify;
    display:inline-table;
    padding: 2em;
    /* padding-top: 200px; */  
  }

  .auxiliar {
    width:30%;
    float:right;
    padding-top:.8em;
    display:inline-table;
    height: 100%;
    padding: 2em;
    visibility: hidden;
  }
  
  #rodape {
    width:100%;
    height:4em;
    position: absolute;
    bottom: 0;  
    text-align:center;
    padding: 2em;
  }
  #rodape p {
    margin:0;
  }

}

@media screen and (max-width: 720px) {

  body {
    text-align: center;
  }
  
  #topo {
    /* position: relative; */
  }

  .principal {
    padding-top: 1em;
  }

}