diff --git a/build/grunt.js b/build/grunt.js
index bcffe6b12..51e16013f 100644
--- a/build/grunt.js
+++ b/build/grunt.js
@@ -1,5 +1,6 @@
 import {gruntCustomizer, gruntOptionsMaker} from './options-customizer.js';
 import isDocsOnly from './docs-only.js';
+import sass from 'node-sass';
 
 module.exports = function(grunt) {
   require('time-grunt')(grunt);
@@ -137,6 +138,9 @@ module.exports = function(grunt) {
       }
     },
     sass: {
+      options: {
+        implementation: sass
+      },
       build: {
         files: {
           'build/temp/video-js.css': 'src/css/vjs.scss',
diff --git a/package-lock.json b/package-lock.json
index 78214c3c3..e8bb6a0ac 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4626,16 +4626,6 @@
         "stream-shift": "^1.0.0"
       }
     },
-    "each-async": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/each-async/-/each-async-1.1.1.tgz",
-      "integrity": "sha1-3uUim98KtrogEqOV4bhpq/iBNHM=",
-      "dev": true,
-      "requires": {
-        "onetime": "^1.0.0",
-        "set-immediate-shim": "^1.0.0"
-      }
-    },
     "ecc-jsbn": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz",
@@ -8738,15 +8728,10 @@
       "dev": true
     },
     "grunt-sass": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/grunt-sass/-/grunt-sass-2.0.0.tgz",
-      "integrity": "sha1-kHTPnXtFkuIPd4jKpye4+aoGtgo=",
-      "dev": true,
-      "requires": {
-        "each-async": "^1.0.0",
-        "node-sass": "^4.0.0",
-        "object-assign": "^4.0.1"
-      }
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/grunt-sass/-/grunt-sass-3.0.2.tgz",
+      "integrity": "sha512-Ogq4cWqBre71gZIkgxIxevgzZHSIIsrKu/5yvPDl4Mvib0A4TRTJEQUdpQ0YV1iai0DPjayz02vDJE6KUVHQ2w==",
+      "dev": true
     },
     "grunt-shell": {
       "version": "2.1.0",
@@ -10444,9 +10429,9 @@
       }
     },
     "js-base64": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/js-base64/-/js-base64-2.3.2.tgz",
-      "integrity": "sha512-Y2/+DnfJJXT1/FCwUebUhLWb3QihxiSC42+ctHLGogmW2jPY6LCapMdFZXRvVP2z6qyKW7s6qncE/9gSqZiArw==",
+      "version": "2.4.9",
+      "resolved": "https://registry.npmjs.org/js-base64/-/js-base64-2.4.9.tgz",
+      "integrity": "sha512-xcinL3AuDJk7VSzsHgb9DvvIXayBbadtMZ4HFPx8rUszbW1MuNMlwYVC4zzCZ6e1sqZpnNS5ZFYOhXqA39T7LQ==",
       "dev": true
     },
     "js-reporters": {
@@ -12395,9 +12380,9 @@
       "dev": true
     },
     "lodash.mergewith": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.mergewith/-/lodash.mergewith-4.6.0.tgz",
-      "integrity": "sha1-FQzwoWeR9ZA7iJHqsVRgknS96lU=",
+      "version": "4.6.1",
+      "resolved": "https://registry.npmjs.org/lodash.mergewith/-/lodash.mergewith-4.6.1.tgz",
+      "integrity": "sha512-eWw5r+PYICtEBgrBE5hhlT6aAa75f411bgDz/ZL2KZqYV03USvucsxcHUIlGTDTECs1eunpI7HOV7U+WLDvNdQ==",
       "dev": true
     },
     "lodash.pick": {
@@ -13187,7 +13172,8 @@
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/nan/-/nan-2.7.0.tgz",
       "integrity": "sha1-2Vv3IeyHfgjbJ27T/G63j5CDrUY=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "nanomatch": {
       "version": "1.2.9",
@@ -13263,40 +13249,172 @@
       }
     },
     "node-gyp": {
-      "version": "3.6.2",
-      "resolved": "https://registry.npmjs.org/node-gyp/-/node-gyp-3.6.2.tgz",
-      "integrity": "sha1-m/vlRWIoYoSDjnUOrAUpWFP6HGA=",
+      "version": "3.8.0",
+      "resolved": "https://registry.npmjs.org/node-gyp/-/node-gyp-3.8.0.tgz",
+      "integrity": "sha512-3g8lYefrRRzvGeSowdJKAKyks8oUpLEd/DyPV4eMhVlhJ0aNaZqIrNUIPuEWWTAoPqyFkfGrM67MC69baqn6vA==",
       "dev": true,
       "requires": {
         "fstream": "^1.0.0",
         "glob": "^7.0.3",
         "graceful-fs": "^4.1.2",
-        "minimatch": "^3.0.2",
         "mkdirp": "^0.5.0",
         "nopt": "2 || 3",
         "npmlog": "0 || 1 || 2 || 3 || 4",
         "osenv": "0",
-        "request": "2",
+        "request": "^2.87.0",
         "rimraf": "2",
         "semver": "~5.3.0",
         "tar": "^2.0.0",
         "which": "1"
       },
       "dependencies": {
-        "nopt": {
-          "version": "3.0.6",
-          "resolved": "https://registry.npmjs.org/nopt/-/nopt-3.0.6.tgz",
-          "integrity": "sha1-xkZdvwirzU2zWTF/eaxopkayj/k=",
+        "ajv": {
+          "version": "5.5.2",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
+          "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
           "dev": true,
           "requires": {
-            "abbrev": "1"
+            "co": "^4.6.0",
+            "fast-deep-equal": "^1.0.0",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.3.0"
           }
         },
+        "aws4": {
+          "version": "1.8.0",
+          "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
+          "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ==",
+          "dev": true
+        },
+        "combined-stream": {
+          "version": "1.0.7",
+          "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.7.tgz",
+          "integrity": "sha512-brWl9y6vOB1xYPZcpZde3N9zDByXTosAeMDo4p1wzo6UMOX4vumB+TP1RZ76sfE6Md68Q0NJSrE/gbezd4Ul+w==",
+          "dev": true,
+          "requires": {
+            "delayed-stream": "~1.0.0"
+          }
+        },
+        "extend": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==",
+          "dev": true
+        },
+        "form-data": {
+          "version": "2.3.2",
+          "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.2.tgz",
+          "integrity": "sha1-SXBJi+YEwgwAXU9cI67NIda0kJk=",
+          "dev": true,
+          "requires": {
+            "asynckit": "^0.4.0",
+            "combined-stream": "1.0.6",
+            "mime-types": "^2.1.12"
+          },
+          "dependencies": {
+            "combined-stream": {
+              "version": "1.0.6",
+              "resolved": "http://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+              "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+              "dev": true,
+              "requires": {
+                "delayed-stream": "~1.0.0"
+              }
+            }
+          }
+        },
+        "har-validator": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.0.tgz",
+          "integrity": "sha512-+qnmNjI4OfH2ipQ9VQOw23bBd/ibtfbVdK2fYbY4acTDqKTW/YDp9McimZdDbG8iV9fZizUqQMD5xvriB146TA==",
+          "dev": true,
+          "requires": {
+            "ajv": "^5.3.0",
+            "har-schema": "^2.0.0"
+          }
+        },
+        "mime-db": {
+          "version": "1.36.0",
+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.36.0.tgz",
+          "integrity": "sha512-L+xvyD9MkoYMXb1jAmzI/lWYAxAMCPvIBSWur0PZ5nOf5euahRLVqH//FKW9mWp2lkqUgYiXPgkzfMUFi4zVDw==",
+          "dev": true
+        },
+        "mime-types": {
+          "version": "2.1.20",
+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.20.tgz",
+          "integrity": "sha512-HrkrPaP9vGuWbLK1B1FfgAkbqNjIuy4eHlIYnFi7kamZyLLrGlo2mpcx0bBmNpKqBtYtAfGbodDddIgddSJC2A==",
+          "dev": true,
+          "requires": {
+            "mime-db": "~1.36.0"
+          }
+        },
+        "oauth-sign": {
+          "version": "0.9.0",
+          "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
+          "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==",
+          "dev": true
+        },
+        "qs": {
+          "version": "6.5.2",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
+          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+          "dev": true
+        },
+        "request": {
+          "version": "2.88.0",
+          "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
+          "integrity": "sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==",
+          "dev": true,
+          "requires": {
+            "aws-sign2": "~0.7.0",
+            "aws4": "^1.8.0",
+            "caseless": "~0.12.0",
+            "combined-stream": "~1.0.6",
+            "extend": "~3.0.2",
+            "forever-agent": "~0.6.1",
+            "form-data": "~2.3.2",
+            "har-validator": "~5.1.0",
+            "http-signature": "~1.2.0",
+            "is-typedarray": "~1.0.0",
+            "isstream": "~0.1.2",
+            "json-stringify-safe": "~5.0.1",
+            "mime-types": "~2.1.19",
+            "oauth-sign": "~0.9.0",
+            "performance-now": "^2.1.0",
+            "qs": "~6.5.2",
+            "safe-buffer": "^5.1.2",
+            "tough-cookie": "~2.4.3",
+            "tunnel-agent": "^0.6.0",
+            "uuid": "^3.3.2"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
+        },
         "semver": {
           "version": "5.3.0",
           "resolved": "https://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
           "integrity": "sha1-myzl094C0XxgEq0yaqa00M9U+U8=",
           "dev": true
+        },
+        "tough-cookie": {
+          "version": "2.4.3",
+          "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
+          "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
+          "dev": true,
+          "requires": {
+            "psl": "^1.1.24",
+            "punycode": "^1.4.1"
+          }
+        },
+        "uuid": {
+          "version": "3.3.2",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
+          "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==",
+          "dev": true
         }
       }
     },
@@ -13465,9 +13583,9 @@
       }
     },
     "node-sass": {
-      "version": "4.5.3",
-      "resolved": "https://registry.npmjs.org/node-sass/-/node-sass-4.5.3.tgz",
-      "integrity": "sha1-0JydEXlkEjnRuX/8YjH9zsU+FWg=",
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/node-sass/-/node-sass-4.9.3.tgz",
+      "integrity": "sha512-XzXyGjO+84wxyH7fV6IwBOTrEBe2f0a6SBze9QWWYR/cL74AcQUks2AsqcCZenl/Fp/JVbuEaLpgrLtocwBUww==",
       "dev": true,
       "requires": {
         "async-foreach": "^0.1.3",
@@ -13482,12 +13600,13 @@
         "lodash.mergewith": "^4.6.0",
         "meow": "^3.7.0",
         "mkdirp": "^0.5.1",
-        "nan": "^2.3.2",
-        "node-gyp": "^3.3.1",
+        "nan": "^2.10.0",
+        "node-gyp": "^3.8.0",
         "npmlog": "^4.0.0",
-        "request": "^2.79.0",
-        "sass-graph": "^2.1.1",
-        "stdout-stream": "^1.4.0"
+        "request": "2.87.0",
+        "sass-graph": "^2.2.4",
+        "stdout-stream": "^1.4.0",
+        "true-case-path": "^1.0.2"
       },
       "dependencies": {
         "cross-spawn": {
@@ -13499,6 +13618,46 @@
             "lru-cache": "^4.0.1",
             "which": "^1.2.9"
           }
+        },
+        "nan": {
+          "version": "2.11.1",
+          "resolved": "https://registry.npmjs.org/nan/-/nan-2.11.1.tgz",
+          "integrity": "sha512-iji6k87OSXa0CcrLl9z+ZiYSuR2o+c0bGuNmXdrhTQTakxytAFsC56SArGYoiHlJlFoHSnvmhpceZJaXkVuOtA==",
+          "dev": true
+        },
+        "request": {
+          "version": "2.87.0",
+          "resolved": "https://registry.npmjs.org/request/-/request-2.87.0.tgz",
+          "integrity": "sha512-fcogkm7Az5bsS6Sl0sibkbhcKsnyon/jV1kF3ajGmF0c8HrttdKTPRT9hieOaQHA5HEq6r8OyWOo/o781C1tNw==",
+          "dev": true,
+          "requires": {
+            "aws-sign2": "~0.7.0",
+            "aws4": "^1.6.0",
+            "caseless": "~0.12.0",
+            "combined-stream": "~1.0.5",
+            "extend": "~3.0.1",
+            "forever-agent": "~0.6.1",
+            "form-data": "~2.3.1",
+            "har-validator": "~5.0.3",
+            "http-signature": "~1.2.0",
+            "is-typedarray": "~1.0.0",
+            "isstream": "~0.1.2",
+            "json-stringify-safe": "~5.0.1",
+            "mime-types": "~2.1.17",
+            "oauth-sign": "~0.8.2",
+            "performance-now": "^2.1.0",
+            "qs": "~6.5.1",
+            "safe-buffer": "^5.1.1",
+            "tough-cookie": "~2.3.3",
+            "tunnel-agent": "^0.6.0",
+            "uuid": "^3.1.0"
+          }
+        },
+        "uuid": {
+          "version": "3.3.2",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
+          "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==",
+          "dev": true
         }
       }
     },
@@ -13953,12 +14112,6 @@
         "wrappy": "1"
       }
     },
-    "onetime": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
-      "integrity": "sha1-ofeDj4MUxRbwXs78vEzP4EtO14k=",
-      "dev": true
-    },
     "opn": {
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/opn/-/opn-5.3.0.tgz",
@@ -16115,6 +16268,12 @@
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM=",
       "dev": true
     },
+    "psl": {
+      "version": "1.1.29",
+      "resolved": "https://registry.npmjs.org/psl/-/psl-1.1.29.tgz",
+      "integrity": "sha512-AeUmQ0oLN02flVHXWh9sSJF7mcdFq0ppid/JkErufc3hGIV/AMa8Fo9VgDo/cT2jFdOWoFvHp90qqBH54W+gjQ==",
+      "dev": true
+    },
     "public-encrypt": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/public-encrypt/-/public-encrypt-4.0.0.tgz",
@@ -19246,9 +19405,9 @@
       "dev": true
     },
     "stdout-stream": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/stdout-stream/-/stdout-stream-1.4.0.tgz",
-      "integrity": "sha1-osfIWH5U2UJ+qe2zrD8s1SLfN4s=",
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/stdout-stream/-/stdout-stream-1.4.1.tgz",
+      "integrity": "sha512-j4emi03KXqJWcIeF8eIXkjMFN1Cmb8gUlDYGeBALLPo5qdyTfA9bOtl8m33lRoC+vFMkP3gl0WsDr6+gzxbbTA==",
       "dev": true,
       "requires": {
         "readable-stream": "^2.0.1"
@@ -19993,6 +20152,15 @@
       "integrity": "sha1-qf2LA5Swro//guBjOgo2zK1bX4Y=",
       "dev": true
     },
+    "true-case-path": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/true-case-path/-/true-case-path-1.0.3.tgz",
+      "integrity": "sha512-m6s2OdQe5wgpFMC+pAJ+q9djG82O2jcHPOI6RNg1yy9rCYR+WD6Nbpl32fDpfC56nirdRy+opFa/Vk7HYhqaew==",
+      "dev": true,
+      "requires": {
+        "glob": "^7.1.2"
+      }
+    },
     "tslib": {
       "version": "1.9.3",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
diff --git a/package.json b/package.json
index 15894cd0f..84a928f17 100644
--- a/package.json
+++ b/package.json
@@ -95,7 +95,7 @@
     "grunt-contrib-watch": "~1.1.0",
     "grunt-coveralls": "^1.0.0",
     "grunt-karma": "^3.0.0",
-    "grunt-sass": "^2.0.0",
+    "grunt-sass": "^3.0.2",
     "grunt-shell": "^2.0.0",
     "grunt-version": "^1.2.1",
     "grunt-videojs-languages": "0.0.4",
@@ -124,6 +124,7 @@
     "markdown-table": "^1.0.0",
     "maxmin": "^2.1.0",
     "minimist": "^1.2.0",
+    "node-sass": "^4.9.3",
     "npm-run-all": "^4.1.2",
     "postcss-cli": "^6.0.0",
     "proxyquireify": "^3.0.0",