antd-theme-generator/node_modules/less/test/css/namespacing/namespacing-2.css

This a script to generate color specific styles less file and which you can use to change theme dynamically in browser

.bar {
  width: 800px;
  height: 2px;
}
.foo {
  width: 800px;
}
.lunch {
  treat: ice cream;
}