body {
  background-color: #0a0a0a;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
}

.banner, .brand-banner {
  text-align: center;
  padding: 40px;
  background: linear-gradient(to right,
  #2ECC71,  /* Verde principal */
  #A3E4D7,  /* Verde claro */
  #F9E79F,  /* Amarelo suave */
  #3498DB,  /* Azul médio */
  #9B59B6   /* Roxo sutil */
);
}

.carousel img {
  width: 120px;
  margin: 10px;
  cursor: pointer;
  border: 2px solid #0f0;
}

#popup {
  position: fixed;
  top: 10%;
  left: 25%;
  width: 50%;
  background-color: #111;
  padding: 20px;
  border: 3px solid indigo;
  z-index: 1000;
}

.hidden {
  display: none;
}

#downloadBtn {
  background-color: #ffca72;
  color: #fff;
  padding: 10px 20px;
  font-weight:bold;
  border: none;
  cursor: pointer;
}