body {
  font-family: 'Raleway', sans-serif;
  margin: 0;
  padding: 0;
  background: #fdfdfd;
  color: #333;
}

header {
  text-align: center;
  padding: 2rem;
  background: #e6e6e6;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  background: #ddd;
}

.tab {
  padding: 1rem 2rem;
  cursor: pointer;
  font-weight: 600;
  border-bottom: 3px solid transparent;
  transition: 0.3s;
}

.tab.active {
  border-bottom: 3px solid #333;
  background: #fff;
}

.tab-content {
  display: none;
  padding: 2rem;
}

.tab-content.active {
  display: block;
}

.card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.card {
  width: 200px;
  background: #fff;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: 0 3px 6px rgba(0,0,0,0.1);
  text-align: center;
}

.card img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.card-info h3 {
  margin: 0.5rem 0;
}

.card-info p {
  margin: 0.25rem 0;
}

.subsection-title {
  text-align: center;
  margin-top: 2rem;
  margin-bottom: 1rem;
}