body {
background-color:white;
color:#1D4851;
font-family:century gothic,calibri,Arial;
font-size:2em;
margin-left:100px;
margin-right:100px;
}

h3 {
font-family:century gothic,calibri, Arial,comic sans ms;
font-size:2em;
color:grey;
}

.Interne {
    font-weight:bold;
    color:#778899;
    text-decoration:none;
  }
  
.Interne:hover {
 color:red;
}
  
.Bouton {
background-color:#696969;
font-family:century gothic,Arial,colibri;
font-size:1em;
font-weight:bold;
color:white;
position:absolute;
text-align:center;
text-decoration:none;
/*display:inline-block;*/
padding:10px 10px;
border-radius:20px;
}

.Bouton:hover {
background-color:#d3d3d3;
font-family:century gothic,Arial,colibri;
font-size:1em;
font-weight:bold;
color:black;
}

a {
outline:none;
}