diff --git a/app/styles/app.css b/app/styles/app.css
index e69de29..272d2a8 100644
--- a/app/styles/app.css
+++ b/app/styles/app.css
@@ -0,0 +1,7 @@
+@import "tailwindcss/base";
+
+@import "tailwindcss/components";
+@import "components.css";
+
+@import "tailwindcss/utilities";
+@import "utilities.css";
diff --git a/app/styles/components.css b/app/styles/components.css
new file mode 100644
index 0000000..7a34549
--- /dev/null
+++ b/app/styles/components.css
@@ -0,0 +1,10 @@
+.bullet { font: 10px sans-serif; }
+.bullet .marker { stroke: #000; stroke-width: 2px; }
+.bullet .tick line { stroke: #666; stroke-width: .5px; }
+.bullet .range.s0 { fill: #ddd; }
+.bullet .range.s1 { fill: #ddd; }
+.bullet .range.s2 { fill: #ccc; }
+.bullet .measure.s0 { fill: lightsteelblue; }
+.bullet .measure.s1 { fill: steelblue; }
+.bullet .title { font-size: 14px; font-weight: bold; }
+.bullet .subtitle { fill: #999; }
diff --git a/app/styles/utilities.css b/app/styles/utilities.css
new file mode 100644
index 0000000..e69de29
diff --git a/app/tailwind/config.js b/app/tailwind/config.js
new file mode 100644
index 0000000..72537cb
--- /dev/null
+++ b/app/tailwind/config.js
@@ -0,0 +1,493 @@
+module.exports = {
+  prefix: '',
+  important: false,
+  separator: ':',
+  theme: {
+    screens: {
+      sm: '640px',
+      md: '768px',
+      lg: '1024px',
+      xl: '1280px',
+    },
+    colors: {
+      'black-transparent': 'rgba(0, 0, 0, 0.7)',
+      transparent: 'transparent',
+
+      black: '#000',
+      white: '#fff',
+
+      gray: {
+        100: '#f7fafc',
+        200: '#edf2f7',
+        300: '#e2e8f0',
+        400: '#cbd5e0',
+        500: '#a0aec0',
+        600: '#718096',
+        700: '#4a5568',
+        800: '#2d3748',
+        900: '#1a202c',
+      },
+      red: {
+        100: '#fff5f5',
+        200: '#fed7d7',
+        300: '#feb2b2',
+        400: '#fc8181',
+        500: '#f56565',
+        600: '#e53e3e',
+        700: '#c53030',
+        800: '#9b2c2c',
+        900: '#742a2a',
+      },
+      orange: {
+        100: '#fffaf0',
+        200: '#feebc8',
+        300: '#fbd38d',
+        400: '#f6ad55',
+        500: '#ed8936',
+        600: '#dd6b20',
+        700: '#c05621',
+        800: '#9c4221',
+        900: '#7b341e',
+      },
+      yellow: {
+        100: '#fffff0',
+        200: '#fefcbf',
+        300: '#faf089',
+        400: '#f6e05e',
+        500: '#ecc94b',
+        600: '#d69e2e',
+        700: '#b7791f',
+        800: '#975a16',
+        900: '#744210',
+      },
+      green: {
+        100: '#f0fff4',
+        200: '#c6f6d5',
+        300: '#9ae6b4',
+        400: '#68d391',
+        500: '#48bb78',
+        600: '#38a169',
+        700: '#2f855a',
+        800: '#276749',
+        900: '#22543d',
+      },
+      teal: {
+        100: '#e6fffa',
+        200: '#b2f5ea',
+        300: '#81e6d9',
+        400: '#4fd1c5',
+        500: '#38b2ac',
+        600: '#319795',
+        700: '#2c7a7b',
+        800: '#285e61',
+        900: '#234e52',
+      },
+      blue: {
+        100: '#ebf8ff',
+        200: '#bee3f8',
+        300: '#90cdf4',
+        400: '#63b3ed',
+        500: '#4299e1',
+        600: '#3182ce',
+        700: '#2b6cb0',
+        800: '#2c5282',
+        900: '#2a4365',
+      },
+      indigo: {
+        100: '#ebf4ff',
+        200: '#c3dafe',
+        300: '#a3bffa',
+        400: '#7f9cf5',
+        500: '#667eea',
+        600: '#5a67d8',
+        700: '#4c51bf',
+        800: '#434190',
+        900: '#3c366b',
+      },
+      purple: {
+        100: '#faf5ff',
+        200: '#e9d8fd',
+        300: '#d6bcfa',
+        400: '#b794f4',
+        500: '#9f7aea',
+        600: '#805ad5',
+        700: '#6b46c1',
+        800: '#553c9a',
+        900: '#44337a',
+      },
+      pink: {
+        100: '#fff5f7',
+        200: '#fed7e2',
+        300: '#fbb6ce',
+        400: '#f687b3',
+        500: '#ed64a6',
+        600: '#d53f8c',
+        700: '#b83280',
+        800: '#97266d',
+        900: '#702459',
+      },
+    },
+    spacing: {
+      px: '1px',
+      '0': '0',
+      '1': '0.25rem',
+      '2': '0.5rem',
+      '3': '0.75rem',
+      '4': '1rem',
+      '5': '1.25rem',
+      '6': '1.5rem',
+      '8': '2rem',
+      '10': '2.5rem',
+      '12': '3rem',
+      '16': '4rem',
+      '20': '5rem',
+      '24': '6rem',
+      '32': '8rem',
+      '40': '10rem',
+      '48': '12rem',
+      '56': '14rem',
+      '64': '16rem',
+    },
+    backgroundColor: theme => theme('colors'),
+    backgroundPosition: {
+      bottom: 'bottom',
+      center: 'center',
+      left: 'left',
+      'left-bottom': 'left bottom',
+      'left-top': 'left top',
+      right: 'right',
+      'right-bottom': 'right bottom',
+      'right-top': 'right top',
+      top: 'top',
+    },
+    backgroundSize: {
+      auto: 'auto',
+      cover: 'cover',
+      contain: 'contain',
+    },
+    borderColor: theme => ({
+      ...theme('colors'),
+      default: theme('colors.gray.300', 'currentColor'),
+    }),
+    borderRadius: {
+      none: '0',
+      sm: '0.125rem',
+      default: '0.25rem',
+      lg: '0.5rem',
+      full: '9999px',
+    },
+    borderWidth: {
+      default: '1px',
+      '0': '0',
+      '2': '2px',
+      '4': '4px',
+      '8': '8px',
+    },
+    boxShadow: {
+      default: '0 2px 4px 0 rgba(0,0,0,0.10)',
+      md: '0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06)',
+      lg: '0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05)',
+      xl: '0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04)',
+      '2xl': '0 25px 50px -12px rgba(0, 0, 0, 0.25)',
+      inner: 'inset 0 2px 4px 0 rgba(0, 0, 0, 0.06)',
+      outline: '0 0 0 3px rgba(66, 153, 225, 0.5)',
+      none: 'none',
+    },
+    container: {},
+    cursor: {
+      auto: 'auto',
+      default: 'default',
+      pointer: 'pointer',
+      wait: 'wait',
+      text: 'text',
+      move: 'move',
+      'not-allowed': 'not-allowed',
+    },
+    fill: {
+      current: 'currentColor',
+    },
+    flex: {
+      '1': '1 1 0%',
+      auto: '1 1 auto',
+      initial: '0 1 auto',
+      none: 'none',
+    },
+    flexGrow: {
+      '0': '0',
+      default: '1',
+    },
+    flexShrink: {
+      '0': '0',
+      default: '1',
+    },
+    fontFamily: {
+      sans: [
+        '-apple-system',
+        'BlinkMacSystemFont',
+        '"Segoe UI"',
+        'Roboto',
+        '"Helvetica Neue"',
+        'Arial',
+        '"Noto Sans"',
+        'sans-serif',
+        '"Apple Color Emoji"',
+        '"Segoe UI Emoji"',
+        '"Segoe UI Symbol"',
+        '"Noto Color Emoji"',
+      ],
+      serif: [
+        'Georgia',
+        'Cambria',
+        '"Times New Roman"',
+        'Times',
+        'serif',
+      ],
+      mono: [
+        'Menlo',
+        'Monaco',
+        'Consolas',
+        '"Liberation Mono"',
+        '"Courier New"',
+        'monospace',
+      ],
+    },
+    fontSize: {
+      xs: '0.75rem',
+      sm: '0.875rem',
+      base: '1rem',
+      lg: '1.125rem',
+      xl: '1.25rem',
+      '2xl': '1.5rem',
+      '3xl': '1.875rem',
+      '4xl': '2.25rem',
+      '5xl': '3rem',
+      '6xl': '4rem',
+    },
+    fontWeight: {
+      hairline: '100',
+      thin: '200',
+      light: '300',
+      normal: '400',
+      medium: '500',
+      semibold: '600',
+      bold: '700',
+      extrabold: '800',
+      black: '900',
+    },
+    height: theme => ({
+      auto: 'auto',
+      ...theme('spacing'),
+      full: '100%',
+      screen: '100vh',
+    }),
+    inset: {
+      '0': '0',
+      auto: 'auto',
+    },
+    letterSpacing: {
+      tighter: '-0.05em',
+      tight: '-0.025em',
+      normal: '0',
+      wide: '0.025em',
+      wider: '0.05em',
+      widest: '0.1em',
+    },
+    lineHeight: {
+      none: '1',
+      tight: '1.25',
+      snug: '1.375',
+      normal: '1.5',
+      relaxed: '1.625',
+      loose: '2',
+    },
+    listStyleType: {
+      none: 'none',
+      disc: 'disc',
+      decimal: 'decimal',
+    },
+    margin: (theme, { negative }) => ({
+      auto: 'auto',
+      ...theme('spacing'),
+      ...negative(theme('spacing')),
+    }),
+    maxHeight: {
+      full: '100%',
+      screen: '100vh',
+    },
+    maxWidth: {
+      xs: '20rem',
+      sm: '24rem',
+      md: '28rem',
+      lg: '32rem',
+      xl: '36rem',
+      '2xl': '42rem',
+      '3xl': '48rem',
+      '4xl': '56rem',
+      '5xl': '64rem',
+      '6xl': '72rem',
+      full: '100%',
+    },
+    minHeight: {
+      '0': '0',
+      full: '100%',
+      screen: '100vh',
+    },
+    minWidth: {
+      '0': '0',
+      full: '100%',
+    },
+    objectPosition: {
+      bottom: 'bottom',
+      center: 'center',
+      left: 'left',
+      'left-bottom': 'left bottom',
+      'left-top': 'left top',
+      right: 'right',
+      'right-bottom': 'right bottom',
+      'right-top': 'right top',
+      top: 'top',
+    },
+    opacity: {
+      '0': '0',
+      '25': '0.25',
+      '50': '0.5',
+      '75': '0.75',
+      '100': '1',
+    },
+    order: {
+      first: '-9999',
+      last: '9999',
+      none: '0',
+      '1': '1',
+      '2': '2',
+      '3': '3',
+      '4': '4',
+      '5': '5',
+      '6': '6',
+      '7': '7',
+      '8': '8',
+      '9': '9',
+      '10': '10',
+      '11': '11',
+      '12': '12',
+    },
+    padding: theme => theme('spacing'),
+    placeholderColor: theme => theme('colors'),
+    stroke: {
+      current: 'currentColor',
+    },
+    textColor: theme => theme('colors'),
+    width: theme => ({
+      auto: 'auto',
+      ...theme('spacing'),
+      '1/2': '50%',
+      '1/3': '33.333333%',
+      '2/3': '66.666667%',
+      '1/4': '25%',
+      '2/4': '50%',
+      '3/4': '75%',
+      '1/5': '20%',
+      '2/5': '40%',
+      '3/5': '60%',
+      '4/5': '80%',
+      '1/6': '16.666667%',
+      '2/6': '33.333333%',
+      '3/6': '50%',
+      '4/6': '66.666667%',
+      '5/6': '83.333333%',
+      '1/12': '8.333333%',
+      '2/12': '16.666667%',
+      '3/12': '25%',
+      '4/12': '33.333333%',
+      '5/12': '41.666667%',
+      '6/12': '50%',
+      '7/12': '58.333333%',
+      '8/12': '66.666667%',
+      '9/12': '75%',
+      '10/12': '83.333333%',
+      '11/12': '91.666667%',
+      full: '100%',
+      screen: '100vw',
+    }),
+    zIndex: {
+      auto: 'auto',
+      '0': '0',
+      '10': '10',
+      '20': '20',
+      '30': '30',
+      '40': '40',
+      '50': '50',
+      '60': '60' 
+    },
+  },
+  variants: {
+    accessibility: ['responsive', 'focus'],
+    alignContent: ['responsive'],
+    alignItems: ['responsive'],
+    alignSelf: ['responsive'],
+    appearance: ['responsive'],
+    backgroundAttachment: ['responsive'],
+    backgroundColor: ['responsive', 'hover', 'focus'],
+    backgroundPosition: ['responsive'],
+    backgroundRepeat: ['responsive'],
+    backgroundSize: ['responsive'],
+    borderCollapse: ['responsive'],
+    borderColor: ['responsive', 'hover', 'focus'],
+    borderRadius: ['responsive'],
+    borderStyle: ['responsive'],
+    borderWidth: ['responsive'],
+    boxShadow: ['responsive', 'hover', 'focus'],
+    cursor: ['responsive'],
+    display: ['responsive'],
+    fill: ['responsive'],
+    flex: ['responsive'],
+    flexDirection: ['responsive'],
+    flexGrow: ['responsive'],
+    flexShrink: ['responsive'],
+    flexWrap: ['responsive'],
+    float: ['responsive'],
+    fontFamily: ['responsive'],
+    fontSize: ['responsive'],
+    fontSmoothing: ['responsive'],
+    fontStyle: ['responsive'],
+    fontWeight: ['responsive', 'hover', 'focus'],
+    height: ['responsive'],
+    inset: ['responsive'],
+    justifyContent: ['responsive'],
+    letterSpacing: ['responsive'],
+    lineHeight: ['responsive'],
+    listStylePosition: ['responsive'],
+    listStyleType: ['responsive'],
+    margin: ['responsive'],
+    maxHeight: ['responsive'],
+    maxWidth: ['responsive'],
+    minHeight: ['responsive'],
+    minWidth: ['responsive'],
+    objectFit: ['responsive'],
+    objectPosition: ['responsive'],
+    opacity: ['responsive', 'hover', 'focus'],
+    order: ['responsive'],
+    outline: ['responsive', 'focus'],
+    overflow: ['responsive'],
+    padding: ['responsive'],
+    placeholderColor: ['responsive', 'focus'],
+    pointerEvents: ['responsive'],
+    position: ['responsive'],
+    resize: ['responsive'],
+    stroke: ['responsive'],
+    tableLayout: ['responsive'],
+    textAlign: ['responsive'],
+    textColor: ['responsive', 'hover', 'focus'],
+    textDecoration: ['responsive', 'hover', 'focus'],
+    textTransform: ['responsive'],
+    userSelect: ['responsive'],
+    verticalAlign: ['responsive'],
+    visibility: ['responsive'],
+    whitespace: ['responsive'],
+    width: ['responsive'],
+    wordBreak: ['responsive'],
+    zIndex: ['responsive'],
+  },
+  corePlugins: {},
+  plugins: [],
+}
diff --git a/ember-cli-build.js b/ember-cli-build.js
index d690a25..4ac954c 100644
--- a/ember-cli-build.js
+++ b/ember-cli-build.js
@@ -1,12 +1,42 @@
 'use strict';
 
 const EmberApp = require('ember-cli/lib/broccoli/ember-app');
+const isProduction = EmberApp.env() === 'production';
+
+const purgeCSS = {
+  module: require('@fullhuman/postcss-purgecss'),
+  options: {
+    content: [
+      // add extra paths here for components/controllers which include tailwind classes
+      './app/index.html',
+      './app/templates/**/*.hbs'
+    ],
+    defaultExtractor: content => content.match(/[A-Za-z0-9-_:/]+/g) || []
+  }
+}
 
 module.exports = function(defaults) {
   let app = new EmberApp(defaults, {
-    // Add options here
+    postcssOptions: {
+      compile: {
+        plugins: [
+          {
+            module: require('postcss-import'),
+            options: {
+              path: ['node_modules']
+            }
+          },
+          require('tailwindcss')('./app/tailwind/config.js'),
+          ...isProduction ? [purgeCSS] : []
+        ]
+      }
+    }
+  });
+  app.import('vendor/opencv.js', {
+    using: [
+      { transformation: 'amd', as: 'cv'}
+    ]
   });
-
   // Use `app.import` to add additional libraries to the generated
   // output files.
   //