body {
  background: linear-gradient(to bottom right, #3b82f6, #1e3a8a);
  font-family: 'Nunito', sans-serif;
}

.login-card {
  border-radius: 16px;
  overflow: hidden;
  border: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.left-panel {
  background-color: #338cff;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.left-panel img {
  max-width: 100%;
  height: auto;
  animation: float 4s ease-in-out infinite;
}

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

.btn-primary {
  background: linear-gradient(135deg, #4f8df9, #3461c1);
  border: none;
  border-radius: 8px;
  font-weight: 600;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #3461c1, #2b51a1);
  transform: translateY(-1px);
}

.logo-app {
  width: 190px; /* tamaño del logo */
  display: block;
  margin: 0 auto 15px auto; /* centrado */
}