记录微信小程序 height: calc(xx - xx)；无效问题

<view style="height:100%;">
  <!-- 视频列表 -->
  <scroll-view class="videoList" scroll-y>
  </scroll-view>
</view>
page {
  height: 100%;
}
.videoList {
  height: calc(100% - 480rpx);
}

$("#divSetting").on("click", function () {
  $(this).toggleClass("open");
 });