body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #e6f0ff;
}
header {
  background-color: #003366;
  color: white;
  padding: 10px 0;
  text-align: center;
}
.logo {
  height: 60px;
}
nav {
  margin-top: 10px;
}
nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
}
.carousel {
  position: relative;
  overflow: hidden;
  max-width: 100%;
  height: 400px;
  margin: 20px auto;
  border-radius: 10px;
}
.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  transition: transform 1s ease;
  object-fit: cover;
  opacity: 0;
  z-index: 0;
}
.slide.active {
  opacity: 1;
  z-index: 1;
}
.carousel button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0,0,0,0.5);
  color: white;
  border: none;
  padding: 10px;
  cursor: pointer;
  z-index: 2;
}
.prev { left: 10px; }
.next { right: 10px; }

.bemvindo {
  text-align: center;
  padding: 20px;
}
footer {
  background-color: #003366;
  color: white;
  text-align: center;
  padding: 10px;
}