.texte { font-size: 15px; 
 text-align: center;
padding :  5px;
margin-bottom :10px;
color :black; 
}

.cadre { font-size: 20px;
  font-weight:bold;
padding :  30px;
text-align: center;
border: 5px solid #c809db;
border-radius :  20px;
margin-bottom :10px;
background-color: #FF00FF;

}

.image_centree{
  width : 50%;
  height : 100%;
  border: 20px #10B6F0 solid; 
  text-align: center;
   margin-left: auto;
   margin-right: auto;
   } 
   .texte { font-size: 30px; 
 text-align: center;
padding :  10px;
margin-bottom :50px;
color :#9036dc;
   }

.image_centree2{
  width : 50%;
  height : 100%;
  border: 20px #f30101 solid; 
  text-align: center;
   margin-left: auto;
   margin-right: auto;
   } 
a:hover {
color: red;
}

a:visited {
color: black;
}

a:focus {
color: yellow;
  background: gray;
}