body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background-color: rgb(167, 168, 168);
  color: #333;
  max-width: 100%;
  overflow-x: hidden;
}

nav {
  background-color: #222831;
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .logo {
  font-size: 1.5rem;
  font-weight: bold;
}

.navlinks {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.navlinks li a {
  color: white;
  text-decoration: none;
  padding: 0.5rem;
  transition: 0.3s;
}

.navlinks li a.active,
.navlinks li a:hover {
  background-color: #ffb0b0;
  border-radius: 5px;
}

.header-porto {
  text-align: center;
  padding: 2rem 1rem;
  background-color: #ffffff;
  color: #222;
}

.portfolio-container {
  max-width: 2000px;
  margin: 2rem auto;
  padding: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.project-card {
  background-color: white;
  border-radius: 8px;
  overflow: hidden;
  width: 400px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
}

.project-card img {
  width: 100%;
  height: auto;
  display: block;
}

.project-card h3 {
  margin: 1rem;
  color: #222;
}

.project-card p {
  margin: 0 1rem 1rem;
  font-size: 0.95rem;
}

.btn {
  display: inline-block;
  margin: 0 1rem 1rem;
  padding: 0.5rem 1rem;
  background-color: #222831;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s;
}

.btn:hover {
  background-color: #ffb0b0;
  color: #222;
}