.texte { font-size: 25px; 
 text-align: center;
padding :  5px;
margin-bottom :10px;
color: black;
border: 2px solid black;
background-color:#fefefe;
 box-shadow: 6px -4px;
  border-radius: 6px 24px;
}

.cadre { font-size: 30px;
  font-weight:bold;
padding :  5px;
text-align: center;
border: 2px solid black;
border-radius :  10px;
margin-bottom :10px;
background-color: #00efc4;
}

.image_centree{
  width : 90%;
  height : 100%;
  border: 1px #23282d solid; 
  text-align: center;
   margin-left: auto;
   margin-right: auto;
   } 

a:hover {
color: red;
}

a:visited {
color: blue;
}

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

body {
	background-image: url("https://thumbs.dreamstime.com/b/impression-de-pattes-et-d-os-sans-fil-fond-bleu-illustration-du-vecteur-160734601.jpg");
	background-size: contain
}

.cadre2 { font-size: 25px;
  font-weight:right;
padding :  5px;
text-align: center;
border: 2px solid black;
border-radius :  10px;
margin-bottom :10px;
background-color: #fefefe;
}

.cadre3 { font-size: 30px;
  font-weight:bold;
padding :  5px;
text-align: center;
border: 2px solid black;
border-radius :  10px;
margin-bottom :10px;
background-color: #00efc4;
}