/**app.wxss**/
page {
  --main-color: #E5CBAA;

  width: 750rpx;
  height: 100vh;
  background-color: var(--main-color);
  font-size: 20px;
  font-weight: 500;
}

.van-nav-bar {
  background-color: #ffffff00!important;
}

.van-nav-bar__title,
.van-nav-bar__arrow {
  color: #ffffff!important;
}

.nav-bar {
  position: absolute;
  width: 750rpx;
  top: 0;
}