postcss-fluid-values v1.0.0

postcss-fluid-values

PostCSS plugin to support fluid transition of property values between breakpoints..

Example

input

@fluid (480, 1440) {
  .foo {
    display: block;
    width: 150->300;
    height: ->50->100;
  }

  .bar {
    margin-left: 20->50;
  }
}

output

.foo {
  display: block;
  width: 150px;
}

.bar {
  margin-left: 20px;
}

@media screen and (min-width: 480px) {
  .foo {
    width: calc(15.625vw + 75px);
    height: calc(5.208333333333334vw + 25px);
  }

  .bar {
    margin-left: calc(3.125vw + 5px);
  }
}

@media screen and (min-width: 1440px) {
  .foo {
    width: 300px;
    height: 100px;
  }

  .bar {
    margin-left: 50px;
  }
}

Usage

Step 1: Install plugin:

npm install --save-dev postcss postcss-fluid-values

Step 2: Check you project for existed PostCSS config: postcss.config.js in the project root, "postcss" section in package.json or postcss in bundle config.

If you do not use PostCSS, add it according to official docs and set this plugin in settings.

Step 3: Add the plugin to plugins list:

module.exports = {
  plugins: [
+   require('postcss-fluid-values'),
    require('autoprefixer')
  ]
}