body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #fffdf7;
  text-align: center;
}

header h1 {
  margin-top: 30px;
  font-size: 40px;
  color: #cc3300;
}

.grid-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 每行兩個 */
  gap: 20px;
  justify-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

.grid-wrapper img {
  width: 100%;
  max-width: 450px;
  border-radius: 12px;
  height: auto;
}

.top-deco {
  width: 90%;
  max-width: 1000px;
  margin: 20px auto;
  display: block;
}