Using SCSS.

package-lock.json

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@@ -1161,8 +1160,7 @@
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-      "dev": true,
-      "optional": true
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@@ -1548,7 +1546,6 @@
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@@ -3908,7 +3905,6 @@
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@@ -5548,7 +5544,6 @@
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-      "optional": true,
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@@ -5760,6 +5755,15 @@
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+    "sass": {
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+      "resolved": "https://registry.npmjs.org/sass/-/sass-1.43.4.tgz",
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+      "dev": true,
+      "requires": {
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+      }
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     "schema-utils": {
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       "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-1.0.0.tgz",