.d1{
    width: 800px;
    height: 432px;
    margin: 50px auto;
    box-shadow: 0px 15px 10px -5px #900;
    background-color: #EDEDED;
    background-size: contain;
    animation: fondu 40s ease-in-out infinite both;
}
.conteneur{
    max-width: 1000px;
    margin: 50px auto;
}
.d2{
    width: 100%;
    height: 0px;
    padding-top: 75%;
    box-shadow: 0px 0px 10px #100;
    background-color: #EDEDED;
    background-size: contain;
    animation: fondu 180s ease-in-out infinite both;
}
.d1:hover, .d2:hover{
    animation-play-state: paused;
}
@keyframes fondu{
       0%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250301_162338.jpg");}
      20%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250301_162329.jpg");}
      40%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250228_161145.jpg");}
      60%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250228_161205.jpg");}
      70%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250216_103000.jpg");}
      80%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250228_161224.jpg");}
      100%{background-image: url("https://www.nicolasmasle.fr/2025_KZ2/images/Oscar_Petit_1-Varennes/IMG_20250228_161233.jpg");}
      
}