body {
  background-color: brown;
  color: black;
  font-family: Verdana;
}

.conteneur {
  display: flex; 
  justify-content: space-between; 
  gap: 20px; 
}

.div-g {
  width: 48%; 
  padding: 10px;
  background-color: orange;
}

 .div-r {
  width: 48%; 
  padding: 10px;
 
}

.ART {
  width: 100%; 
  padding: 10px;
 
 
  
  border: 1px solid #333;
  box-shadow: 8px 8px 5px #444;
  
  background-image: linear-gradient(180deg, #A5CDFA, #ddd 40%, #ccc);

 
}