diff --git a/package-lock.json b/package-lock.json
index b3cf339..bbd0c8b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3061,7 +3061,8 @@
     "console-control-strings": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
-      "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4="
+      "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
+      "optional": true
     },
     "consolidate": {
       "version": "0.15.1",
@@ -4515,7 +4516,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+          "optional": true
         },
         "is-fullwidth-code-point": {
           "version": "1.0.0",
@@ -4541,6 +4543,7 @@
           "version": "3.0.1",
           "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -6409,7 +6412,8 @@
     "npm-normalize-package-bin": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/npm-normalize-package-bin/-/npm-normalize-package-bin-1.0.1.tgz",
-      "integrity": "sha512-EPfafl6JL5/rU+ot6P3gRSCpPDW5VmIzX959Ob1+ySFUuuYHWHekXpwdUZcKP5C+DS4GEtdJluwBjnsNDl+fSA=="
+      "integrity": "sha512-EPfafl6JL5/rU+ot6P3gRSCpPDW5VmIzX959Ob1+ySFUuuYHWHekXpwdUZcKP5C+DS4GEtdJluwBjnsNDl+fSA==",
+      "optional": true
     },
     "npm-packlist": {
       "version": "1.4.8",
@@ -6943,9 +6947,9 @@
       "integrity": "sha1-AerA/jta9xoqbAL+q7jB/vfgDqs="
     },
     "postcss": {
-      "version": "7.0.31",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.31.tgz",
-      "integrity": "sha512-a937VDHE1ftkjk+8/7nj/mrjtmkn69xxzJgRETXdAUU+IgOYPQNJF17haGWbeDxSyk++HA14UA98FurvPyBJOA==",
+      "version": "7.0.36",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.36.tgz",
+      "integrity": "sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==",
       "requires": {
         "chalk": "^2.4.2",
         "source-map": "^0.6.1",
@@ -9025,6 +9029,7 @@
           "version": "2.9.0",
           "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.9.0.tgz",
           "integrity": "sha512-wxfUjg9WebH+CUDX/CdbRlh5SmfZiy/hpkxaRI16Y9W56Pa75sWgd/rvFilSgrauD9NyFymP/+JFV3KwzIsJeg==",
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -9033,7 +9038,8 @@
         "yallist": {
           "version": "3.1.1",
           "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
-          "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g=="
+          "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==",
+          "optional": true
         }
       }
     },