body {
  height: 100%;
  margin: 0;
  padding: 0;
  height: 100vh; /* prend tout l’écran */
  width: 100%;
  background-color: black;
  background-image: url("images/blackkraftred.webp");
  background-size: cover;
  background-repeat: no-repeat;
background-position: top center;
overflow: hidden;

}

.poem-text {
  position: absolute;
  top: 1.5%;
  bottom: 10%;
  left: 10%;
  max-width: 80%;
  color:#F5F2E9;
  font-family: 'Courier New', Courier, monospace;
  font-size: 1.2rem;
  text-shadow: 0px 0px 8px rgba(0,0,0,0.7);
}

.hidden {
  display: none;
}


#toggle-lang {
  position: absolute;
  bottom: 10%;
  right: 3%;
  padding: 10px 15px;
  background-color:transparent;
  border: 1px solid #F5F2E9;
  outline: none;
  color: #F5F2E9;
  cursor: pointer;
  font-size: 1rem;
  font-family: 'Courier New', Courier, monospace;
  transition: background 0.3s;
  z-index: 10; 
}

#toggle-lang:hover {
  background-color: rgba(245, 242, 233, 0.1); /* petit effet subtil */
}

.main-button {
  position: fixed; /* plutôt que absolute pour qu'il reste visible au scroll */
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding:0.7rem 0.7rem;
  background-color: #5e6067;
  text-decoration: none;
  color: white;
  display: inline-block;
  font-size: 1rem;
  font-family: 'Courier New', Courier, monospace;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.3s ease;
  z-index: 10; /* pour qu’il passe devant les autres éléments */
}

/* Au survol */
.main-button:hover {
  background-color: #9fa1a9;
}