body {
  font-family: sans-serif;
  margin: auto;
  max-width: 1280px;
}

h1 {
  text-align: center;
}

.navbar {
  background-color: #FFF !important;
  border-radius: 2px;
  /* max-width: 800px; */
  position: sticky;
  top: 0px;
  width: 100%;
  display: block;
  max-width: none;
  text-align: center;
  a {
    /* color: #000; */
    color: blue; 
    display: inline-block;
    font-size: 15px;
    padding: 10px 10px 10px 0;
    text-decoration: none;
  }

  a:hover {
    color: red;
  }
}


#contenant {
  background-color: red;
  /* height: 2000px; */

  /* https://www.w3schools.com/howto/howto_css_two_columns.asp */
  .left, .right {
    float:left;
    width: 50%;
    box-sizing: border-box;
  }
  .left {
    width: calc(50% - 30px);
    padding-left: 10px;
  }
  .right {
    border-left: 1px solid #000;
    padding-left: 30px;
  }
  p:first-child {
    margin-top: 0;
  }
  p:last-child {
    margin-bottom: 0;
  }
  display: none;
}


#contenant_cols {
  column-count: 3;
  float: left;
  
  .text {
    text-align: justify;
    hyphens: auto;
    display: block;
  }
}