body{
  font-family: 'Poppins', sans-serif;
  margin:0;
  background:#f9f9f9;
}

.top-header{
  background:#2e7d32;
  color:#fff;
  padding:15px 40px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.top-header a{
  color:white;
  margin:0 10px;
  text-decoration:none;
}

.footer{
  background:#2e7d32;
  color:#fff;
  text-align:center;
  padding:15px;
  margin-top:40px;
}

.section{
  padding:60px 40px;
}

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:20px;
}

.card{
  background:#fff;
  padding:20px;
  border-radius:10px;
  box-shadow:0 4px 10px rgba(0,0,0,0.1);
}