table, td, th {
  border:1px solid black;
}
.fondgris{
  background-color:grey;
}

.centre{text-align:center}

body{
background: url("../image01.jpg") no-repeat;
width :100%
}

.text{
color:white;
}

.lien{text-align: left,top}

.alinéa{
text-indent: 20px;
}

.alinéa2{
text-indent: 60px;
}

.medium-btn{
width: 150px;
height: 30px;
}

.medium-btn2{
width: 250px;
height: 30px;
}