.carousel-container {
  position: relative;
  max-width: 800px;
  margin: auto;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.carousel-slides {
  position: relative;
  height: 600px;
}

.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.slide.active {
  opacity: 1;
  z-index: 1;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.4);
  color: white;
  border: none;
  padding: 12px;
  cursor: pointer;
  font-size: 18px;
  z-index: 2;
}

.carousel-btn.prev {
  left: 10px;
}

.carousel-btn.next {
  right: 10px;
}

.custom-hr {
  border: none;
  height: 8px;             /* épaisseur */
  background-color: #f8f1f1;  /* couleur de la ligne */
  margin: 40px auto;       /* marges verticales + centrage */
  width: 90%;              /* largeur de la ligne */
  border-radius: 4px;      /* coins arrondis (optionnel) */
}