h1 {
  font-size: 40px;
  text-align: center;
  margin-bottom: : 15px;
  padding: 20px 20px 20px 20px;   
  color: black;
  background-color: #eeffe6;
  border-style: double;
  border-width: 5px;
  border-radius: 20px;
}


html {
  font-size: 30px; /* px signifie 'pixels': la taille de base pour la police est désormais 10 pixels de haut  */
  font-family: Calibri; /* cela devrait être le reste du résultat obtenu à partir de Google fonts */
  
}
sup { 
  vertical-align: super;
  font-size: normal;
}
  
/* Style the header */
header {
  background-color: white;
  padding: 20px 30px 20px 20px;
  text-align: center;
  font-size: 30px;
  color: black;
  width: 900px;
  border: 2px solid black;
  border-radius: 20px;
  }

 .notes {
  background-color: #eeffe6;
  padding: 20px 30px 20px 20px;
  text-align: left;
  font-size: 25px;
  color: black;
  width: 900px;
  border-radius: 20px;
 }

ol {list-style-type: disc;}

body {
  font-family: "Calibri",arial; 
  width: 950px;
  margin: 0 auto;
  background-color: white;
  padding: 0 20px 20px 20px;
  border: 2px solid black;
}

  
.menu {
  
  width: 950px;
  position: relative;
  z-index: 1;
  top: 20px;
  left: 0;
  background-color: white;
  overflow-x: hidden;
  padding-top: 0;
  padding-bottom: 20px;
  text-align: left;
  font-size: 40px;
 
}

.menu a {
  padding: 6px 8px 6px 16px;
  text-decoration: none;
  font-size: 40px;
  color: black;
  display: block;
  background-color: #eeffe6;
  border: 2px solid black;
  border-radius: 20px;
  margin-bottom: 25px;
}
.menu a.active {
   background-color: green;
  color: white;
}

.menu a:hover {
 background-color: green;
 color: white 
}

.main {
  margin-left: 290px; /* Same as the width of the menu */
  font-size: 28px; /* Increased text to enable scrolling */
  padding: 0px 10px;
}


​table, td, th {
  border: 1px solid black;
}

table {
  border-collapse: collapse;
  width: 100%;
}

td {
  height: 50px;
  vertical-align: top;
  padding: 15px;
}

figure {
  border: 1px #cccccc solid;
  padding: 4px;
  margin:  0 auto;
  }
figcaption {
  background-color: black;
  color: white;
  font-style: italic;
  padding: 2px;
  text-align: center;
}
  .rev {
  border-left: 3px solid green;
  padding: 0 10px;
}