styling for scrollbar which looks ugly otherwise in dark themes

package-lock.json

@@ -1237,7 +1237,7 @@
     },
     "buf-compare": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/buf-compare/-/buf-compare-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/buf-compare/-/buf-compare-1.0.1.tgz",
       "integrity": "sha1-/vKNqLgROgoNtEMLC2Rntpcws0o=",
       "dev": true
     },
@@ -2629,9 +2629,9 @@
       "integrity": "sha512-0xy4A/twfrRCnkhfk8ErDi5DqdAsAqeGxht4xkCUrsvhhbQNs7E+4jV0CN7+NKIY0aHE72+XvqtBIXzD31ZbXQ=="
     },
     "electron": {
-      "version": "4.0.4",
-      "resolved": "https://registry.npmjs.org/electron/-/electron-4.0.4.tgz",
-      "integrity": "sha512-zG5VtLrmPfmw1fXY/3BEtRZk7OZ7djQhweZ6rW+R5NeF6s8RTz/AwTGtLoBo4z8wmJ5QTy0Y941FZw4pe5YlpA==",
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/electron/-/electron-4.0.3.tgz",
+      "integrity": "sha512-wOBYnlv3Xgbwh9DAHBktP3sQcbCBuXMQi1NzPH3EMnbdYNqj+FnTzVLq0RYp0uSzdjR3fhAZ/E6wFSMLaAc5iw==",
       "dev": true,
       "requires": {
         "@types/node": "^10.12.18",
@@ -3627,7 +3627,7 @@
         },
         "load-json-file": {
           "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
+          "resolved": "http://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
           "integrity": "sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=",
           "dev": true,
           "requires": {

package.json

@@ -69,7 +69,7 @@
   },
   "devDependencies": {
     "devtron": "1.4.0",
-    "electron": "4.0.4",
+    "electron": "4.0.3",
     "electron-builder": "20.38.5",
     "electron-compile": "6.4.4",
     "electron-packager": "13.0.1",

src/public/stylesheets/desktop.css

@@ -96,3 +96,12 @@ body {
 #note-detail-wrapper {
     font-size: var(--detail-font-size);
 }
+
+::-webkit-scrollbar {
+    width: 12px;
+}
+
+::-webkit-scrollbar-thumb {
+    border-radius: 5px;
+    -webkit-box-shadow: inset 0 0 3px var(--main-border-color);
+}