header {
  background-image: url(img/bureau.jpg);
  background-size: cover;
  height: 90vh;
  width: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.presentation {
  scroll-behavior: smooth;
  background-color: rgb(255, 255, 255);
  padding: 2rem;
  border-radius: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.arrow {
  margin-top: 5rem;
  width: 3rem;
  height: auto;
  animation: bounce 1s infinite;
}

.arrow:hover {
  filter: sepia(200) saturate(200) hue-rotate(250deg)
    drop-shadow(0px 0px 6px rgb(247, 3, 138));
  cursor: pointer;
}

@keyframes bounce {
  from {
    transform: translateY(0%);
  }

  50% {
    transform: translateY(25%);
  }

  to {
    transform: translateY(0%);
  }
}

.title {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.3rem;
  margin-top: 4rem;
}

.title h1,
.title p {
  color: rgb(255, 255, 255);
  margin: 0%;
  transform: scale(2);
  text-shadow: 0px 0px 5px rgba(0, 0, 0, 0.46);
  z-index: 1;
  transition: text-shadow 0.2s;
}

.title h1:hover,
.title p:hover {
  text-shadow: 0px 0px 10px rgb(247, 3, 138);
}

.presentation span {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 1rem;
  background-color: rgb(235, 235, 235);
  padding: 2rem;
  border-radius: 1rem;
}

.presentation span span {
  display: flex;
  flex-direction: column;
  justify-content: left;
  align-items: left;
}

.presentation img {
  height: 40vh;
  width: auto;
  margin-left: 1rem;
  border-radius: 100%;
}

.presentation p {
  margin-right: 3rem;
}

/* Title */

.title {
  display: flex;
  flex-direction: column;
  margin-bottom: 4rem;
}

/* container cardds */

.accueil-cards {
  display: flex;
  flex-direction: row;
  padding: 1rem 0;
  gap: 1rem;
  width: 100%;
  flex-wrap: wrap;
  justify-content: center;
}



/* ============================================
RESPONSIVE -
============================================= */

@media (max-width: 1100px) {
  
  .presentation span {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .presentation span span {
    align-items: center;
  }

  .presentation img {
    margin-left: 0;
    margin-top: 1rem;
    height: 30vh;
  }

  .presentation p {
    margin-right: 0;
  }

}