eddiesigner

var fs = require('fs');
var postcss = require('postcss'); // Load PostCSS
var postcss_nested = require('postcss-nested'); // Load the postcss-nested plugin
var simple_media_queries = require('postcss-simple-media-queries'); // Load the postcss-simple-media-queries
var css = fs.readFileSync('input.css', 'utf8'); // Your stylesheet

var output = postcss([simple_media_queries, postcss_nested]) // The order is important because this plugin depends on nesting capabilities
  .process(css)
  .css;

eddiesigner

var gulp = require('gulp');
var postcss = require('gulp-postcss'); // Load PostCSS
var postcss_nested = require('postcss-nested'); // Load the postcss-nested plugin
var simple_media_queries = require('postcss-simple-media-queries'); // Load the postcss-simple-media-queries plugin

gulp.task('css', function () {
  var processors = [ // The order is important because this plugin depends on nesting capabilities
    simple_media_queries,
    postcss_nested
  ];

eddiesigner

p {
  margin: 0;
  @media (mq('medium')) {
    margin: 25px 0;
  }
}

eddiesigner

p {
  margin: 0;
}

@media only screen and ( min-width: 42em ) {
  p {
    margin: 25px 0;
  }
}

eddiesigner

{
  'initialize': '1px',
  'small': '35.5em', // >= 568px @ 16px
  'medium': '48em', // >= 768px @ 16px
  'large': '64em', // >= 1024px @ 16px
  'extra-large': '80em' // >= 1280px @ 16px
}

eddiesigner

...
var processors = [
  simple_media_queries({
    'mobile': '32em',
    'tablet': '45em',
    'desktop': '64em',
    'extra-large': '80em',
    'super-large': '96em'
    }),
  postcss_nested

eddiesigner

import React, { PureComponent } from 'react';
import { Dimensions, Animated, TouchableWithoutFeedback } from 'react-native';
import styled from 'styled-components';

// I use these values because I have two columns of cards with some space and because
// I want to keep a vertical ratio.
// You can change them for some fixed values or anything else, it depends of your needs
const cardWidth = (Dimensions.get('window').width / 2) - 30;
const cardHeight = cardWidth * 1.4

eddiesigner

/* Media queries breakpoints */
$break-small: 35.5rem; // >= 568px @ 16px
$break-medium: 48rem; // >= 768px @ 16px
$break-large: 64rem; // >= 1024px @ 16px
$break-extra-large: 80rem; // >= 1280px @ 16px
$break-largest: 90rem; // >= 1440px @ 16px

/* Media query mixin */
@mixin respond-to( $condition ) {
  @if $condition == 'initialize' { @media only screen and (min-width: 1px) { @content; } }

eddiesigner

:root,
[data-theme="light"],
[data-theme="dark"],
:root:not([data-theme="light"]) {
  --background-color: #fff;
  --primary-foreground-color: #4a4a4a;
  --secondary-foreground-color: #000;
  --primary-subtle-color: #04aeee;
  --secondary-subtle-color: #f4f8fd;
  --titles-color: #333;

eddiesigner

<style>
  [data-theme="dark"] .m-logo.in-desktop-topbar img,
  [data-theme="dark"] .m-logo.in-mobile-topbar img {
    filter: invert();
  }
  
  @media (prefers-color-scheme: dark) {
    .m-logo.in-desktop-topbar img,
    .m-logo.in-mobile-topbar img {
      filter: invert();