手机端 如果标题过长 会超出界面范围

[CodeFly16]

Please follow this Issue template to provide relevant information, such as source code repositories, blog links, and screenshots, which will help us investigate. 请按照此 Issue 模版提供相关信息，例如源码仓库、博客链接和屏幕截图，这将有助于我们进行调查。

Issue Checklist

• [ ] I am using the latest version of NexT.
• [ ] I have read the relevant documents of Hexo and NexT.
• [ ] I have reviewed the latest Roadmap on GitHub and searched for current issues, which does not help me.

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Expected behavior

Actual behavior

• Links to demo site with this issue: N/A
• Links to repository or source code of the blog: N/A

Steps to reproduce the behavior

1. N/A
2. N/A
3. N/A

Environment Information

Node.js and NPM Information

Package dependencies Information

Hexo Configuration

NexT Configuration

Other Information

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