/* pages/index/index.wxss */
page{
  width: 100%;
  height: 100%;
}

.page-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%; /* 宽度100% */
  height: 100%; /* 高度100% */
  padding: 0;
  margin: 0;
}

.background-image {
  width: 100%; /* 宽度100% */
  height: 100%; /* 高度100% */
}