Image preview popup background can still be scrolled

[peixin]

TuSimple/naive-ui version (版本)

2.24.1

Vue version (Vue 版本)

3.2.12

Browser and its version (浏览器及其版本)

Chrome 97.0.4692.71

System and its version (系统及其版本)

Mac OS 12.0.1

Node version (Node 版本)

12.161.1

Reappearance link (重现链接)

https://codesandbox.io/s/sleepy-keldysh-c5swv?file=/src/App.vue

Reappearance steps (重现步骤)

The background is high enough to scroll，click image to preview it.

Expected results (期望的结果)

The background does not scroll

Actual results (实际的结果)

The background can still be scrolled

Remarks (补充说明)

Need event to handler preview modal is shown or closed.