diff --git a/yarn.lock b/yarn.lock
index 73efe59..a9061fb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1392,6 +1392,7 @@ ansi-styles@^2.2.1:
 ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
+  integrity sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==
   dependencies:
     color-convert "^1.9.0"
 
@@ -2102,6 +2103,7 @@ collection-visit@^1.0.0:
 color-convert@^1.9.0, color-convert@^1.9.1:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
+  integrity sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==
   dependencies:
     color-name "1.1.3"
 
@@ -2115,6 +2117,7 @@ color-convert@^2.0.1:
 color-name@1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
+  integrity sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=
 
 color-name@^1.0.0, color-name@~1.1.4:
   version "1.1.4"
@@ -3592,6 +3595,7 @@ has-ansi@^2.0.0:
 has-flag@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
+  integrity sha1-tdRU3CGZriJWmfNGfloH87lVuv0=
 
 has-flag@^4.0.0:
   version "4.0.0"
@@ -5872,18 +5876,10 @@ postcss-value-parser@^4.0.2, postcss-value-parser@^4.0.3:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.1.0.tgz#443f6a20ced6481a2bda4fa8532a6e55d789a2cb"
   integrity sha512-97DXOFbQJhk71ne5/Mt6cOu6yxsSfM0QGQyl0L25Gca4yGWEGJaig7l7gbCX623VqTBNGLRLaVUCnNkcedlRSQ==
 
-postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.26, postcss@^7.0.27, postcss@^7.0.5, postcss@^7.0.6:
-  version "7.0.29"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.29.tgz#d3a903872bd52280b83bce38cdc83ce55c06129e"
-  integrity sha512-ba0ApvR3LxGvRMMiUa9n0WR4HjzcYm7tS+ht4/2Nd0NLtHpPIH77fuB9Xh1/yJVz9O/E/95Y/dn8ygWsyffXtw==
-  dependencies:
-    chalk "^2.4.2"
-    source-map "^0.6.1"
-    supports-color "^6.1.0"
-
-postcss@^7.0.14:
-  version "7.0.14"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.14.tgz#4527ed6b1ca0d82c53ce5ec1a2041c2346bbd6e5"
+postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.26, postcss@^7.0.27, postcss@^7.0.5, postcss@^7.0.6:
+  version "7.0.36"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.36.tgz#056f8cffa939662a8f5905950c07d5285644dfcb"
+  integrity sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==
   dependencies:
     chalk "^2.4.2"
     source-map "^0.6.1"
@@ -6963,12 +6959,14 @@ supports-color@^2.0.0:
 supports-color@^5.3.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
+  integrity sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==
   dependencies:
     has-flag "^3.0.0"
 
 supports-color@^6.1.0:
   version "6.1.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.1.0.tgz#0764abc69c63d5ac842dd4867e8d025e880df8f3"
+  integrity sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==
   dependencies:
     has-flag "^3.0.0"
 
@@ -7425,11 +7423,6 @@ vm-browserify@0.0.4:
   dependencies:
     indexof "0.0.1"
 
-vue-disqus-spa@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/vue-disqus-spa/-/vue-disqus-spa-0.1.0.tgz#8a42d50ddbe8f0c30298a3860a2fb3dc246209e1"
-  integrity sha512-JWM/gdAskBsBE6inKG1vudHN/L4tsJsIivbt7SBTHhvv3WNocPMZSZi2SA5NN0p1NI7VZDjX/7usvsF9eWKGpg==
-
 vue-hot-reload-api@^2.3.0:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/vue-hot-reload-api/-/vue-hot-reload-api-2.3.1.tgz#b2d3d95402a811602380783ea4f566eb875569a2"
@@ -7552,14 +7545,6 @@ vuepress-plugin-container@^2.0.2, vuepress-plugin-container@^2.1.0:
   dependencies:
     markdown-it-container "^2.0.0"
 
-vuepress-plugin-disqus-spa@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/vuepress-plugin-disqus-spa/-/vuepress-plugin-disqus-spa-0.1.1.tgz#ee511152687ab229f33e11c4e01f563b791e5402"
-  integrity sha512-s+EsevV4XZMdHvFWxKsBH6ISMvpDsq6ifzOZ7N2na1pHjNONLwI2SVh2QWlDCQJmm7lSCZ2PclMgjzHZi+PtcA==
-  dependencies:
-    jquery "^3.5.1"
-    vue-disqus-spa "^0.1.0"
-
 vuepress-plugin-separate-pages@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/vuepress-plugin-separate-pages/-/vuepress-plugin-separate-pages-0.1.4.tgz#01dab9ec6a1d17d3ab45c9ecc34d00f7641d0e40"