mini-prog/miniprogram/pages/index/index.wxss

.boot-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #0f2f5a 0%, #1d5ca8 100%);
}

.boot-page__text {
  color: #ffffff;
  font-size: 30rpx;
  letter-spacing: 0.08em;
}