百度一下安装 sass 安装方法，了解到安装 sass 失败是由于被墙了，后面用淘宝镜像，发现无人维护，接着用 ruby-china ,还是安装失败，问题是证书验证失败，跪求安装方法！！
sass
ruby-china
gem sources --add https://gems.ruby-china.org/ --remove https://rubygems.org/ --remove https://ruby.taobao.org
Run:
gem sources -l
Make sure there is only one source: https://gems.ruby-china.org
SSL If there is a problem and the source cannot be added, you can change it to http://gems.ruby-china.org
http://gems.ruby-china.org
See here for detailed information: https://gems.ruby-china.org/
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Run:
Make sure there is only one source: https://gems.ruby-china.org
SSL If there is a problem and the source cannot be added, you can change it to
http://gems.ruby-china.orgSee here for detailed information: https://gems.ruby-china.org/