body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #fff;
  margin: 0;
  padding: 0;
}
.tabs {
  background: #111;
  padding: 10px;
}
.tabs button {
  margin: 5px;
  padding: 10px;
  font-size: 16px;
  border-radius: 20px;
}
#productImage {
  max-width: 100%;
  height: auto;
}
footer {
  margin-top: 50px;
  background: #111;
  color: white;
  padding: 10px;
}