diff --git a/.babelrc b/.babelrc
index ceb1190..ad84fe1 100755
--- a/.babelrc
+++ b/.babelrc
@@ -16,12 +16,27 @@
     "production": {
       "plugins": [
         "array-includes",
-        "transform-flow-strip-types"
+        "transform-flow-strip-types",
+        "transform-object-assign"
       ]
     },
     "commonjs": {
+      "presets": [
+        [
+          "env", {
+          "useBuiltIns": true,
+          "targets": {
+            "browsers": ["last 2 versions", "safari >= 7"]
+          }
+        }
+        ],
+        "react",
+        "stage-1"
+      ],
       "plugins": [
-        ["transform-es2015-modules-commonjs", { "loose": true }]
+        "array-includes",
+        "transform-flow-strip-types",
+        "transform-object-assign"
       ]
     },
     "test": {
diff --git a/package-lock.json b/package-lock.json
index 8558f8d..752c455 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1871,6 +1871,15 @@
         }
       }
     },
+    "babel-plugin-transform-object-assign": {
+      "version": "6.22.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-object-assign/-/babel-plugin-transform-object-assign-6.22.0.tgz",
+      "integrity": "sha1-+Z0vZvGgsNSY40bFNZaEdAyqILo=",
+      "dev": true,
+      "requires": {
+        "babel-runtime": "6.23.0"
+      }
+    },
     "babel-plugin-transform-object-rest-spread": {
       "version": "6.23.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-transform-object-rest-spread/-/babel-plugin-transform-object-rest-spread-6.23.0.tgz",
@@ -1930,15 +1939,6 @@
         "regenerator-transform": "0.10.1"
       }
     },
-    "babel-plugin-transform-runtime": {
-      "version": "6.23.0",
-      "resolved": "https://registry.npmjs.org/babel-plugin-transform-runtime/-/babel-plugin-transform-runtime-6.23.0.tgz",
-      "integrity": "sha1-iEkNRGUC6puOfvsP4J7E2ZR5se4=",
-      "dev": true,
-      "requires": {
-        "babel-runtime": "6.23.0"
-      }
-    },
     "babel-plugin-transform-strict-mode": {
       "version": "6.24.1",
       "resolved": "https://registry.npmjs.org/babel-plugin-transform-strict-mode/-/babel-plugin-transform-strict-mode-6.24.1.tgz",
diff --git a/package.json b/package.json
index cb7c43f..b6cce70 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "babel-plugin-array-includes": "^2.0.3",
     "babel-plugin-istanbul": "^4.1.5",
     "babel-plugin-transform-flow-strip-types": "^6.22.0",
-    "babel-plugin-transform-runtime": "^6.23.0",
+    "babel-plugin-transform-object-assign": "^6.22.0",
     "babel-preset-env": "^1.6.1",
     "babel-preset-react": "^6.24.1",
     "babel-preset-stage-1": "^6.24.1",
diff --git a/src/index.js b/src/index.js
index f6a2a98..a6c9462 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,7 +1,6 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 import Payment from 'payment';
-import './styles.scss';
 
 class ReactCreditCards extends React.Component {
   constructor(props) {