body{
  font-family: Arial, sans-serif;
  text-align:center;
  background:#f5f5f5;
}

header{
  background:#333;
  color:white;
  padding:15px;
}

.products{
  display:flex;
  justify-content:center;
  gap:20px;
  margin-top:30px;
}

.card{
  background:white;
  padding:20px;
  border-radius:10px;
  box-shadow:0 0 10px gray;
}

button{
  padding:10px 20px;
  cursor:pointer;
}