在python中将后缀转换为后缀

Question

我已经创建了一个后缀转换程序，但我想显示如下堆栈结果：enter image description here

Refused to apply style from 'http://localhost:8093/css/style.css' because its MIME type ('text/html') is not a supported stylesheet MIME type, and strict MIME checking is enabled.

请帮助我，谢谢：）