a
{
    color:lightgray;
    text-decoration:none;
}
body
{
    background-color:white;
    font-family: sans-serif;
    color:lightgray;
    line-height:1.3em;
}
#titre
{
    text-align:center;
    margin-top:5em;
}
#footer
{
    background-color:white;
    color:lightgray;
    text-align:center;
    vertical-align:bottom;
    margin:7em;
    font-size:1.5em;
}
#footer a{color:lightgray;}
#image
{background-color: white;}
span {
  font-size: 0.5em;
}