功能请求：Rendering of backgrounds, such as that dark mode, which does not render synchronously with the web page display, but rather is a delayed rendering, i.e., the web page is displayed first and then rendered again later, not like the viewer

[qinyonghello]

Feature Requested

Web page display synchronized rendering, but a kind of delayed rendering, that is, the web page and the rendering synchronization, at the same time to show, like the browser kind of mode

Checklist

• The feature would be useful to more users than just me.