diff --git a/package-lock.json b/package-lock.json
index 8d413e3..1ba84b4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -357,6 +357,20 @@
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@@ -5837,6 +6079,13 @@
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+      "requires": {
+        "clone": "2.1.1",
+        "loader-utils": "1.1.0",
+        "pify": "2.3.0"
+      },
+      "dependencies": {
+        "clone": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.1.tgz",
+          "integrity": "sha1-0hfR6WERjjrJpLi7oyhVU79kfNs=",
+          "dev": true
+        },
+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
+          "dev": true
+        }
+      }
+    },
     "levn": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/levn/-/levn-0.3.0.tgz",
@@ -6746,6 +7105,13 @@
       "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
       "dev": true
     },
+    "oauth-sign": {
+      "version": "0.8.2",
+      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
+      "integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM=",
+      "dev": true,
+      "optional": true
+    },
     "object-assign": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
@@ -7202,6 +7568,13 @@
         "sha.js": "2.4.10"
       }
     },
+    "performance-now": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-0.2.0.tgz",
+      "integrity": "sha1-M+8wxcd9TqIcWlOGnZG1bY8lVeU=",
+      "dev": true,
+      "optional": true
+    },
     "pify": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
@@ -9313,6 +9686,16 @@
       "integrity": "sha1-ihvjZr+Pwj2yvSPxDG/pILQ4nR8=",
       "dev": true
     },
+    "promise": {
+      "version": "7.3.1",
+      "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
+      "integrity": "sha512-nolQXZ/4L+bP/UGlkfaIujX9BKxGwmQ9OT4mOt5yvy8iK1h3wqTEJCijzGANTCCl9nWjY41juyAn2K3Q1hLLTg==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "asap": "2.0.6"
+      }
+    },
     "promise-inflight": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/promise-inflight/-/promise-inflight-1.0.1.tgz",
@@ -9381,6 +9764,11 @@
       "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
       "dev": true
     },
+    "purecss": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/purecss/-/purecss-1.0.0.tgz",
+      "integrity": "sha512-gfC78WCOWNnfkzulx9aoWwcl+0JflhwKeJ+k9s/ZyIawfYNA4bqBmt0DtfgtQK9iuYMtGfbdE8R2AQMjSWR2VQ=="
+    },
     "q": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/q/-/q-1.5.1.tgz",
@@ -9766,6 +10154,46 @@
         "is-finite": "1.0.2"
       }
     },
+    "request": {
+      "version": "2.81.0",
+      "resolved": "https://registry.npmjs.org/request/-/request-2.81.0.tgz",
+      "integrity": "sha1-xpKJRqDgbF+Nb4qTM0af/aRimKA=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "aws-sign2": "0.6.0",
+        "aws4": "1.6.0",
+        "caseless": "0.12.0",
+        "combined-stream": "1.0.6",
+        "extend": "3.0.1",
+        "forever-agent": "0.6.1",
+        "form-data": "2.1.4",
+        "har-validator": "4.2.1",
+        "hawk": "3.1.3",
+        "http-signature": "1.1.1",
+        "is-typedarray": "1.0.0",
+        "isstream": "0.1.2",
+        "json-stringify-safe": "5.0.1",
+        "mime-types": "2.1.18",
+        "oauth-sign": "0.8.2",
+        "performance-now": "0.2.0",
+        "qs": "6.4.0",
+        "safe-buffer": "5.1.1",
+        "stringstream": "0.0.5",
+        "tough-cookie": "2.3.3",
+        "tunnel-agent": "0.6.0",
+        "uuid": "3.2.1"
+      },
+      "dependencies": {
+        "qs": {
+          "version": "6.4.0",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.4.0.tgz",
+          "integrity": "sha1-E+JtKK1rD/qpExLNO/cI7TUecjM=",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
     "require-directory": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
@@ -10283,6 +10711,16 @@
         "kind-of": "3.2.2"
       }
     },
+    "sntp": {
+      "version": "1.0.9",
+      "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz",
+      "integrity": "sha1-ZUEYTMkK7qbG57NeJlkIJEPGYZg=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "hoek": "2.16.3"
+      }
+    },
     "sockjs": {
       "version": "0.3.19",
       "resolved": "https://registry.npmjs.org/sockjs/-/sockjs-0.3.19.tgz",
@@ -10440,6 +10878,32 @@
       "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
       "dev": true
     },
+    "sshpk": {
+      "version": "1.13.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.13.1.tgz",
+      "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "asn1": "0.2.3",
+        "assert-plus": "1.0.0",
+        "bcrypt-pbkdf": "1.0.1",
+        "dashdash": "1.14.1",
+        "ecc-jsbn": "0.1.1",
+        "getpass": "0.1.7",
+        "jsbn": "0.1.1",
+        "tweetnacl": "0.14.5"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
     "ssri": {
       "version": "5.2.4",
       "resolved": "https://registry.npmjs.org/ssri/-/ssri-5.2.4.tgz",
@@ -10629,6 +11093,13 @@
         "safe-buffer": "5.1.1"
       }
     },
+    "stringstream": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
+      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg=",
+      "dev": true,
+      "optional": true
+    },
     "strip-ansi": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
@@ -10902,6 +11373,16 @@
       "integrity": "sha1-wxdI5V0hDv/AD9zcfW5o19e7nOw=",
       "dev": true
     },
+    "tough-cookie": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
+      "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "punycode": "1.4.1"
+      }
+    },
     "trim-newlines": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-1.0.0.tgz",
@@ -10926,6 +11407,23 @@
       "integrity": "sha1-oVe6QC2iTpv5V/mqadUk7tQpAaY=",
       "dev": true
     },
+    "tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
+    },
+    "tweetnacl": {
+      "version": "0.14.5",
+      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
+      "dev": true,
+      "optional": true
+    },
     "type-check": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
@@ -11396,6 +11894,27 @@
       "integrity": "sha1-N61zyO5Bf7PVgOeFMSMH0nSEfyI=",
       "dev": true
     },
+    "verror": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "assert-plus": "1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "1.3.0"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true,
+          "optional": true
+        }
+      }
+    },
     "vm-browserify": {
       "version": "0.0.4",
       "resolved": "https://registry.npmjs.org/vm-browserify/-/vm-browserify-0.0.4.tgz",
diff --git a/package.json b/package.json
index 69e1fe5..d9e2432 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "build": "node build/build.js"
   },
   "dependencies": {
+    "purecss": "^1.0.0",
     "tone": "^0.11.11",
     "vue": "^2.5.2",
     "vue-router": "^3.0.1"
@@ -42,6 +43,8 @@
     "file-loader": "^1.1.4",
     "friendly-errors-webpack-plugin": "^1.6.1",
     "html-webpack-plugin": "^2.30.1",
+    "less": "^3.0.1",
+    "less-loader": "^4.0.5",
     "node-notifier": "^5.1.2",
     "optimize-css-assets-webpack-plugin": "^3.2.0",
     "ora": "^1.2.0",
diff --git a/src/App.vue b/src/App.vue
index e17cc36..d764310 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -12,6 +12,11 @@ export default {
 
 <style>
 #app {
-  font-family: Helvetica, Arial, sans-serif;
+  font-family: sans-serif;
+}
+
+body {
+  background-color: #fdf6e3;
+  color: #839496;
 }
 </style>
diff --git a/src/components/Main.vue b/src/components/Main.vue
index ab00361..9be559c 100644
--- a/src/components/Main.vue
+++ b/src/components/Main.vue
@@ -1,25 +1,31 @@
 <template>
   <div class="main">
-    <h1>Binaural Beats {{ started ? 'started' : 'stopped' }}</h1>
-    <button v-on:click="start">Start</button>
-    <button v-on:click="stop">Stop</button>
-    <select v-model="waveform">
-      <option disabled value="">Waveform</option>
-      <option>sine</option>
-      <option>square</option>
-      <option>triangle</option>
-      <option>sawtooth</option>
-    </select>
-    <input v-model="leftEar.frequency.value">
-    <input v-model="rightEar.frequency.value">
-    <select v-model="preset">
-      <option disabled value="">Preset</option>
-      <option value="alpha">Alpha waves</option>
-      <option value="beta">Beta waves</option>
-      <option value="gamma">Gamma waves</option>
-      <option value="delta">Delta waves</option>
-      <option value="theta">Theta waves</option>
-    </select>
+    <h1>Binaural Beats <small :class="started ? 'started' : 'stopped'"></small></h1>
+
+    <div class="pure-g basic">
+      <select class="pure-u-1 pure-u-md-1-2" v-model="preset">
+        <option value="" disabled>Preset</option>
+        <option value="alpha">Alpha waves</option>
+        <option value="beta">Beta waves</option>
+        <option value="gamma">Gamma waves</option>
+        <option value="delta">Delta waves</option>
+        <option value="theta">Theta waves</option>
+      </select>
+      <button class="stop pure-u-1 pure-u-md-1-2" v-if="started" v-on:click="stop">Stop</button>
+      <button class="start pure-u-1 pure-u-md-1-2" v-else v-on:click="start">Start</button>
+    </div>
+
+    <div class="pure-g advanced">
+      <select class="pure-u-1 pure-u-md-1-5" v-model="waveform">
+        <option disabled value="">Waveform</option>
+        <option>sine</option>
+        <option>square</option>
+        <option>triangle</option>
+        <option>sawtooth</option>
+      </select>
+      <div class="pure-u-1-2 pure-u-md-2-5"><input v-model="leftCh.frequency.value"></div>
+      <div class="pure-u-1-2 pure-u-md-2-5"><input v-model="rightCh.frequency.value"></div>
+    </div>
     <div class="info" v-if="preset">
       <h2>{{ preset.charAt(0).toUpperCase() + preset.slice(1) }} Waves</h2>
       <p>{{ presets[preset].description }}</p>
@@ -29,6 +35,8 @@
 
 <script>
 import Tone from 'tone'
+import 'purecss/build/grids.css'
+import 'purecss/build/grids-responsive.css'
 
 export default {
   name: 'Main',
@@ -36,8 +44,8 @@ export default {
     return {
       started: false,
       merge: null,
-      leftEar: null,
-      rightEar: null,
+      leftCh: null,
+      rightCh: null,
       waveform: 'sine',
       preset: null,
       presets: {
@@ -80,42 +88,75 @@ export default {
   methods: {
     init: function () {
       this.merge = new Tone.Merge().toMaster()
-      this.leftEar = new Tone.Oscillator().connect(this.merge.left)
-      this.rightEar = new Tone.Oscillator().connect(this.merge.right)
-      this.leftEar.frequency.value = 440
-      this.rightEar.frequency.value = 430
+      this.leftCh = new Tone.Oscillator().connect(this.merge.left)
+      this.rightCh = new Tone.Oscillator().connect(this.merge.right)
+      this.leftCh.frequency.value = 440
+      this.rightCh.frequency.value = 430
     },
     start: function () {
-      this.leftEar.start()
-      this.rightEar.start()
+      this.leftCh.start()
+      this.rightCh.start()
       this.started = true
     },
     stop: function () {
-      this.leftEar.stop()
-      this.rightEar.stop()
+      this.leftCh.stop()
+      this.rightCh.stop()
       this.started = false
     }
   },
   watch: {
     waveform: function () {
-      this.leftEar.type = this.waveform
-      this.rightEar.type = this.waveform
+      this.leftCh.type = this.waveform
+      this.rightCh.type = this.waveform
     },
     preset: function () {
       this.waveform = this.presets[this.preset].waveform
-      this.leftEar.frequency.value = this.presets[this.preset].left
-      this.rightEar.frequency.value = this.presets[this.preset].right
+      this.leftCh.frequency.value = this.presets[this.preset].left
+      this.rightCh.frequency.value = this.presets[this.preset].right
     }
   }
 }
 </script>
 
-<!-- Add "scoped" attribute to limit CSS to this component only -->
-<style scoped>
+<style scoped lang="less">
+@green: #859900;
+@red: #dc322f;
+@bg: #fdf6e3;
+@fg: #839496;
+
+h1 {
+  small {
+    &.started {
+      color: @green;
+      &:after {
+        content: "started";
+      }
+    }
+    &.stopped {
+      color: @red;
+      &:after {
+        content: "stopped";
+      }
+    }
+  }
+}
+
 button, select, input {
-  color: black;
-  background-color: white;
+  font-size: 2em;
+  height: 2em;
+  color: @fg;
+  background-color: @bg;
   border-width: 1px;
   border-style: solid;
+  border-color: rgba(0, 0, 0, 0.1);
+}
+
+input {
+  width: 100%;
+  height: 1.867em;
+}
+
+.basic {
+  margin-bottom: 0.5em;
 }
 </style>