cnpm error Module build failed: Error: No PostCSS Config found in:

phenomenon: 

执行cnpm run server
报错：
cnpm 报错 Module build failed: Error: No PostCSS Config found in:

reason:

Postcss.config. js

is missing from the configuration file

solution:

in the project root directory to create a new configuration file postcss.config.js, paste the following 

module.exports = { 
  plugins: { 
    'autoprefixer': {browsers: 'last 5 version'} 
  } 
}

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