.main-content {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.cover-container {
  text-align: center;
  padding: 40px;
  border-radius: 32px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  max-width: 500px;
  animation: fadeIn 2s ease-in;
  border: 6px solid #32CD32;
  
}
.cover-image {
  width: 80%;
  max-height: 400px;
  object-fit: contain;
  border: 5px solid #32CD32;
  border-radius: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  animation: float 3s ease-in-out infinite;
  border-radius: var(--border-radius-lg);
}
.title {
  font-size: 2.5rem;
  margin-top: 20px;
  animation: fadeIn 3s ease-in;
}
.subtitle {
  font-size: 1.4rem;
  color: #FF9500;
  margin-bottom: 30px;
  animation: fadeIn 4s ease-in;
}
.edad, .valores{
  font-size: 1rem;
  color: #32CD32;
}
.start-button, .menu-button {
  background-color: #FF9500;
  color: #fff;
  padding: 14px 28px;
  font-size: 1.1rem;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  animation: fadeIn 5s ease-in;
  margin: 10px;
}
.start-button:hover, .menu-button:hover {
  background-color: #66BB6A;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}