样式污染全局怎么解决

**Version information (版本信息)**
- ChatUI or ChatUI Pro?
- ChatUI Version:
- React Version:
- OS Version:
- Browser Version:

**Describe the bug (描述问题)**

**Steps To Reproduce (重现步骤)**
1.
2.

**Link to minimal reproduction (最小化重现链接)**

**Expected behavior (期望的结果是什么)**

The issue does not identify any files, tests, reproduction steps, versions, or expected behavior. Start by obtaining the missing version information and a minimal reproduction, then locate the affected styling entry point; done should be defined by an agreed reproduction and expected result.

Written by the indexing model from the issue text.