diff --git a/package-lock.json b/package-lock.json
index 67e9a78..ee7fc61 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "mat-markdown-editor",
-  "version": "0.0.4",
+  "version": "0.0.8",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -4557,7 +4557,7 @@
     },
     "callsites": {
       "version": "2.0.0",
-      "resolved": "http://registry.npmjs.org/callsites/-/callsites-2.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/callsites/-/callsites-2.0.0.tgz",
       "integrity": "sha1-BuuE8A7qQT2oav/vrL/7Ngk7PFA=",
       "dev": true
     },
@@ -5737,7 +5737,7 @@
     },
     "css-select": {
       "version": "1.2.0",
-      "resolved": "http://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
+      "resolved": "https://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
       "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
       "dev": true,
       "requires": {
@@ -7152,7 +7152,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -7173,12 +7174,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -7193,17 +7196,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -7320,7 +7326,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -7332,6 +7339,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -7346,6 +7354,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -7353,12 +7362,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -7377,6 +7388,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -7457,7 +7469,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -7469,6 +7482,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -7554,7 +7568,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -7590,6 +7605,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -7609,6 +7625,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -7652,12 +7669,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -11748,7 +11767,7 @@
         },
         "event-stream": {
           "version": "3.3.4",
-          "resolved": "http://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz",
+          "resolved": "https://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz",
           "integrity": "sha1-SrTJoPWlTbkzi0w02Gv86PSzVXE=",
           "dev": true,
           "requires": {
@@ -12138,7 +12157,7 @@
     },
     "map-stream": {
       "version": "0.1.0",
-      "resolved": "http://registry.npmjs.org/map-stream/-/map-stream-0.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.1.0.tgz",
       "integrity": "sha1-5WqpTEyAVaFkBKBnS3jyFffI4ZQ=",
       "dev": true
     },
@@ -14046,9 +14065,9 @@
       "integrity": "sha1-AerA/jta9xoqbAL+q7jB/vfgDqs="
     },
     "postcss": {
-      "version": "7.0.14",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.14.tgz",
-      "integrity": "sha512-NsbD6XUUMZvBxtQAJuWDJeeC4QFsmWsfozWxCJPWf3M55K9iu2iMDaKqyoOdTJ1R4usBXuxlVFAIo8rZPQD4Bg==",
+      "version": "7.0.36",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.36.tgz",
+      "integrity": "sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==",
       "dev": true,
       "requires": {
         "chalk": "^2.4.2",
@@ -16318,7 +16337,7 @@
     },
     "split": {
       "version": "0.3.3",
-      "resolved": "http://registry.npmjs.org/split/-/split-0.3.3.tgz",
+      "resolved": "https://registry.npmjs.org/split/-/split-0.3.3.tgz",
       "integrity": "sha1-zQ7qXmOiEd//frDwkcQTPi0N0o8=",
       "dev": true,
       "requires": {
diff --git a/package.json b/package.json
index 5ae6959..7ab47bc 100644
--- a/package.json
+++ b/package.json
@@ -77,7 +77,7 @@
     "jest-preset-angular": "7.0.1",
     "lodash": "4.17.11",
     "node-sass": "4.11.0",
-    "postcss": "7.0.14",
+    "postcss": "7.0.36",
     "postcss-strip-inline-comments": "0.1.5",
     "prettier": "1.16.4",
     "pump": "3.0.0",