.corps_contenu{
  max-width: 1300px;
  margin-left: 10%;
  margin-right: 10%;
  flex-grow: 1;
  align-self: center;
}
h2{
  font-family:Calibri;
  font-size: 2.25em;
  margin: 2vmin 0;
  text-align: center;
  font-weight: bold;
}
h3{
  font-size: 1.5rem;
  font-weight: bold;
}
h4{
  display: flex;
  width: 8rem;
  min-height: 8rem;
  font-size: 1.25rem;
  font-weight: bold;
  cursor: pointer;
  padding: 0.5rem;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffff00;
  margin : 0;
  border-radius: 20%;
}
h4:hover{
  transform: scale(1.1);
  transition: transform 0.2s;
}
h4:active{
  transform: scale(0.9);
}
.galerie_lightbox{
  position: absolute;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.75);
  display: none;
  padding: 5%;
  align-items: flex-start;
  gap : 1rem;
  z-index: 4;
  overflow-y: auto;
  inset: 0;
}
.colonne_image{
  flex : 1 ;
  display: flex;
  flex-direction: column;
  gap : 1rem;
}
.colonne_image img{
  width: 100%;
  height: auto;
  min-height: 200px;
  border: 0.25vw solid rgba(255, 255, 255, 0.5);
  background-color: rgba(255,255,255,0.1);
  box-sizing: border-box;
  border-radius: 5px;
}
/* Classe pour l'iframe des videos youtube dans galerie */
.iframe_style_galerie{
  width: 60vw;
  height: auto;
  align-items: center;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
}
.iframe_lightbox{
  flex-direction: column;
  gap: 16px;
}
/* bouton se connecter ver la page auth.html */
.btn-modifier {
  display: inline-block;
  padding: 4px 10px;
  margin : 1em;
  font-size: 0.85em;
  color: #555;
  background-color: #f5f5f5;
  border: 1px solid #ddd;
  border-radius: 4px;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.btn-modifier:hover {
  background-color: #eaeaea;
}
.group_album{
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
#image_accueil_galerie{
  border-radius: 5%;
  border: 1px black solid;
  box-shadow: 5px 5px 20px 1px #a7a7a7;
}
@media (min-width:50px) and (max-width: 599px) {
  .galerie_onglet{
    padding: 0;
  }
  h4{
    font-size: 1rem;
    width: 7rem;
    min-height: 7rem;
    padding: 0.5vw;
  }
  #bouton_exit{
    position: fixed;
    width: 5vh;
    height: auto;
    top:5vh;
    right: 4vw;
  }
  .group_album{
    display: flex;
    gap: 3vw;
  }
  .galerie_lightbox{
    display: none;
    flex-direction: column;
    z-index: 1006;
  }
  .colonne_image {
    width: 80%;
    padding: 0 10%;
  }
  .galerie{
    display: block;
  }
  #image_accueil_galerie{
    width: 100%;
    height: auto;
    margin: 0 auto 5% auto;
    display: block;
    border-radius: 5%;
  }
  h2{
    font-size: 2.5rem;
  }
}
@media (min-width:600px){
  .galerie_onglet{
    padding-left: 5%;
  }
  #bouton_exit{
    position: fixed;
    width: 3vw;
    height: auto;
    top:5vh;
    right: 2vw;
  }
  #image_accueil_galerie{
    width: 40vw;
    height: auto;
    margin: 0 0 5% 0;
    border-radius: 5%;
  }
  .galerie{
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width:1500px){
  .galerie{
    display: flex;
  }
  #image_accueil_galerie{
    width: 20rem;
    height: auto;
    margin: 0 0 5% 0;
  }
  .galerie_onglet{
    padding-left: 2rem; 
  }
  .galerie_lightbox{
  padding: 5% 20%;
  }
}