Pixyll theme can't show blockquote format 

This is how pixyll looks like:
![Screenshot 2023-07-19 at 10 59 25](https://github.com/typora/typora-default-themes/assets/44017689/1b5b9a13-b554-4603-b147-6ffa9fe9a46b)
This is what is exptected:
![Screenshot 2023-07-19 at 10 59 36](https://github.com/typora/typora-default-themes/assets/44017689/aae55273-a195-4273-bd2a-8146a634ee09)
