diff --git a/package.json b/package.json
index ff348bf..2dcc92e 100644
--- a/package.json
+++ b/package.json
@@ -37,8 +37,8 @@
     "commit": "yarn test; yarn docs; yarn sass"
   },
   "devDependencies": {
-    "mocha": "^7.1.1",
-    "sass": "^1.26.2",
+    "mocha": "^7.1.2",
+    "sass": "^1.26.5",
     "sass-true": "^5.0.0",
     "sassdoc": "^2.7.1",
     "sassdoc-theme-herman": "^3.1.0"
diff --git a/yarn.lock b/yarn.lock
index 3b2ebf9..70a7054 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -21,9 +21,9 @@
   integrity sha512-ONhaKPIufzzrlNbqtWFFd+jlnemX6lJAgq9ZeiZtS7I1PIf/la7CW4m83rTXRnVnsMbW2k56pGYu7AUFJD9Pow==
 
 "@types/node@*":
-  version "13.13.1"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-13.13.1.tgz#1ba94c5a177a1692518bfc7b41aec0aa1a14354e"
-  integrity sha512-uysqysLJ+As9jqI5yqjwP3QJrhOcUwBjHUlUxPxjbplwKoILvXVsmYWEhfmAQlrPfbRZmhJB007o4L9sKqtHqQ==
+  version "13.13.4"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-13.13.4.tgz#1581d6c16e3d4803eb079c87d4ac893ee7501c2c"
+  integrity sha512-x26ur3dSXgv5AwKS0lNfbjpCakGIduWU1DU91Zz58ONRWrIKGunmZBNv4P7N+e27sJkiGDsw/3fT4AtsqQBrBA==
 
 "@types/q@^1.5.1":
   version "1.5.2"
@@ -577,9 +577,9 @@ chokidar@3.3.0:
     fsevents "~2.1.1"
 
 "chokidar@>=2.0.0 <4.0.0", chokidar@^3.3.0:
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.3.1.tgz#c84e5b3d18d9a4d77558fef466b1bf16bbeb3450"
-  integrity sha512-4QYCEWOcK3OJrxwvyyAOxFuhpvOVCYkr33LPfFNBjAD/w3sEzWsp2BUOkI4l9bHvWioAd0rc6NlHUOEaWkTeqg==
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.4.0.tgz#b30611423ce376357c765b9b8f904b9fba3c0be8"
+  integrity sha512-aXAaho2VJtisB/1fg1+3nlLJqGOuewTzQpd/Tz0yTg2R0e4IGtshYvtjowyEumcBv2z+y4+kc75Mz7j5xJskcQ==
   dependencies:
     anymatch "~3.1.1"
     braces "~3.0.2"
@@ -587,7 +587,7 @@ chokidar@3.3.0:
     is-binary-path "~2.1.0"
     is-glob "~4.0.1"
     normalize-path "~3.0.0"
-    readdirp "~3.3.0"
+    readdirp "~3.4.0"
   optionalDependencies:
     fsevents "~2.1.2"
 
@@ -1660,9 +1660,9 @@ fsevents@^1.0.0:
     nan "^2.12.1"
 
 fsevents@~2.1.1, fsevents@~2.1.2:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.2.tgz#4c0a1fb34bc68e543b4b82a9ec392bfbda840805"
-  integrity sha512-R4wDiBwZ0KzpgOWetKDug1FZcYhqYnUYKtfZYt4mD5SBz76q0KR4Q9o7GIPamsVPGmW3EYPPJ0dOOjvx32ldZA==
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.3.tgz#fb738703ae8d2f9fe900c33836ddebee8b97f23e"
+  integrity sha512-Auw9a4AxqWpa9GUfj370BMPzzyncfBABW8Mab7BGWBYDj4Isgq+cDKtx0i6u9jcX9pQDnswsaaOTgTmA5pEjuQ==
 
 function-bind@^1.1.1:
   version "1.1.1"
@@ -1909,9 +1909,9 @@ got@^8.3.1:
     url-to-options "^1.0.1"
 
 graceful-fs@^4.0.0, graceful-fs@^4.1.10, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6:
-  version "4.2.3"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
-  integrity sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
+  integrity sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==
 
 "graceful-readlink@>= 1.0.0":
   version "1.0.1"
@@ -3085,9 +3085,9 @@ micromatch@^3.1.10:
     to-regex "^3.0.2"
 
 mime-db@^1.28.0:
-  version "1.43.0"
-  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.43.0.tgz#0a12e0502650e473d735535050e7c8f4eb4fae58"
-  integrity sha512-+5dsGEEovYbT8UY9yD7eE4XTc4UwJ1jBYlgaQQF38ENsKR3wj/8q8RFZrF9WIZpB2V1ArTVFUva8sAul1NzRzQ==
+  version "1.44.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.44.0.tgz#fa11c5eb0aca1334b4233cb4d52f10c5a6272f92"
+  integrity sha512-/NOTfLrsPBVeH7YtFPgsVWveuL+4SjjYxaQ1xtM1KMFj7HdxlBlxeyNLzhyJVx7r4rZGJAZ/6lkKCitSc/Nmpg==
 
 mimic-response@^1.0.0:
   version "1.0.1"
@@ -3119,24 +3119,17 @@ mkdirp@0.3:
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.3.5.tgz#de3e5f8961c88c787ee1368df849ac4413eca8d7"
   integrity sha1-3j5fiWHIjHh+4TaN+EmsRBPsqNc=
 
-mkdirp@0.5.3:
-  version "0.5.3"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.3.tgz#5a514b7179259287952881e94410ec5465659f8c"
-  integrity sha512-P+2gwrFqx8lhew375MQHHeTlY8AuOJSrGf0R5ddkEndUkmwpgUob/vQuBD1V22/Cw1/lJr4x+EjllSezBThzBg==
-  dependencies:
-    minimist "^1.2.5"
-
-mkdirp@^0.5.0, mkdirp@~0.5.1:
+mkdirp@0.5.5, mkdirp@^0.5.0, mkdirp@~0.5.1:
   version "0.5.5"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
   integrity sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==
   dependencies:
     minimist "^1.2.5"
 
-mocha@^7.1.1:
-  version "7.1.1"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-7.1.1.tgz#89fbb30d09429845b1bb893a830bf5771049a441"
-  integrity sha512-3qQsu3ijNS3GkWcccT5Zw0hf/rWvu1fTN9sPvEd81hlwsr30GX2GcDSSoBxo24IR8FelmrAydGC6/1J5QQP4WA==
+mocha@^7.1.2:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-7.1.2.tgz#8e40d198acf91a52ace122cd7599c9ab857b29e6"
+  integrity sha512-o96kdRKMKI3E8U0bjnfqW4QMk12MwZ4mhdBTf+B5a1q9+aq2HRnj+3ZdJu0B/ZhJeK78MgYuv6L8d/rA5AeBJA==
   dependencies:
     ansi-colors "3.2.3"
     browser-stdout "1.3.1"
@@ -3151,7 +3144,7 @@ mocha@^7.1.1:
     js-yaml "3.13.1"
     log-symbols "3.0.0"
     minimatch "3.0.4"
-    mkdirp "0.5.3"
+    mkdirp "0.5.5"
     ms "2.1.1"
     node-environment-flags "1.0.6"
     object.assign "4.1.0"
@@ -3187,9 +3180,9 @@ multipipe@1.0.2:
     object-assign "^4.1.0"
 
 nan@^2.12.1:
-  version "2.14.0"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.0.tgz#7818f722027b2459a86f0295d434d1fc2336c52c"
-  integrity sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==
+  version "2.14.1"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
+  integrity sha512-isWHgVjnFjh2x2yuJ/tj3JbwoHu3UC2dX5G/88Cm24yB6YopVgxvBObDY7n5xW6ExmFhJpSEQqFPvq9zaXc8Jw==
 
 nanomatch@^1.2.9:
   version "1.2.13"
@@ -3472,9 +3465,9 @@ p-is-promise@^1.1.0:
   integrity sha1-nJRWmJ6fZYgBewQ01WCXZ1w9oF4=
 
 p-limit@^2.0.0:
-  version "2.2.2"
-  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.2.2.tgz#61279b67721f5287aa1c13a9a7fbbc48c9291b1e"
-  integrity sha512-WGR+xHecKTr7EbUEhyLSh5Dube9JtdiG78ufaeLxTgpudf/20KqyMioIUZJAezlTIi6evxuoUs9YXc11cU+yzQ==
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.3.0.tgz#3dd33c647a214fdfffd835933eb086da0dc21db1"
+  integrity sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==
   dependencies:
     p-try "^2.0.0"
 
@@ -3630,7 +3623,7 @@ pend@~1.2.0:
   resolved "https://registry.yarnpkg.com/pend/-/pend-1.2.0.tgz#7a57eb550a6783f9115331fcf4663d5c8e007a50"
   integrity sha1-elfrVQpng/kRUzH89GY9XI4AelA=
 
-picomatch@^2.0.4, picomatch@^2.0.7:
+picomatch@^2.0.4, picomatch@^2.2.1:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
   integrity sha512-q0M/9eZHzmr0AulXyPwNfZjtwZ/RBZlbN3K3CErVrk50T2ASYI7Bye0EvekFY3IP1Nt2DHu0re+V2ZHIpMkuWg==
@@ -3852,12 +3845,12 @@ readdirp@~3.2.0:
   dependencies:
     picomatch "^2.0.4"
 
-readdirp@~3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.3.0.tgz#984458d13a1e42e2e9f5841b129e162f369aff17"
-  integrity sha512-zz0pAkSPOXXm1viEwygWIPSPkcBYjW1xU5j/JBh5t9bGCJwa6f9+BJa6VaB2g+b55yVrmXzqkyLf4xaWYM0IkQ==
+readdirp@~3.4.0:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.4.0.tgz#9fdccdf9e9155805449221ac645e8303ab5b9ada"
+  integrity sha512-0xe001vZBnJEK+uKcj8qOhyAKPzIT+gStxWr3LCB0DwcXR5NZJ3IaC+yGnHCYzB/S7ov3m3EEbZI2zeNvX+hGQ==
   dependencies:
-    picomatch "^2.0.7"
+    picomatch "^2.2.1"
 
 redent@^1.0.0:
   version "1.0.0"
@@ -3979,9 +3972,9 @@ resolve-url@^0.2.1:
   integrity sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=
 
 resolve@^1.10.0:
-  version "1.16.1"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.16.1.tgz#49fac5d8bacf1fd53f200fa51247ae736175832c"
-  integrity sha512-rmAglCSqWWMrrBv/XM6sW0NuRFiKViw/W4d9EbC4pt+49H8JwHy+mcGmALTEg504AUDcLTvb1T2q3E9AnmY+ig==
+  version "1.17.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.17.0.tgz#b25941b54968231cc2d1bb76a79cb7f2c0bf8444"
+  integrity sha512-ic+7JYiV8Vi2yzQGFWOkiZD5Z9z7O2Zhm9XMaTxdJExKasieFCr+yXZ/WmXsckHiKl12ar0y6XiXDx3m4RHn1w==
   dependencies:
     path-parse "^1.0.6"
 
@@ -4058,10 +4051,10 @@ sass-true@^5.0.0:
     lodash.foreach "^4.5.0"
     lodash.last "^3.0.0"
 
-sass@^1.26.2:
-  version "1.26.3"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.26.3.tgz#412df54486143b76b5a65cdf7569e86f44659f46"
-  integrity sha512-5NMHI1+YFYw4sN3yfKjpLuV9B5l7MqQ6FlkTcC4FT+oHbBRUZoSjHrrt/mE0nFXJyY2kQtU9ou9HxvFVjLFuuw==
+sass@^1.26.5:
+  version "1.26.5"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.26.5.tgz#2d7aecfbbabfa298567c8f06615b6e24d2d68099"
+  integrity sha512-FG2swzaZUiX53YzZSjSakzvGtlds0lcbF+URuU9mxOv7WBh7NhXEVDa4kPKN4hN6fC2TkOTOKqiqp6d53N9X5Q==
   dependencies:
     chokidar ">=2.0.0 <4.0.0"
 
@@ -4405,9 +4398,9 @@ string-width@^3.0.0, string-width@^3.1.0:
     strip-ansi "^5.1.0"
 
 string.prototype.trimend@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/string.prototype.trimend/-/string.prototype.trimend-1.0.0.tgz#ee497fd29768646d84be2c9b819e292439614373"
-  integrity sha512-EEJnGqa/xNfIg05SxiPSqRS7S9qwDhYts1TSLR1BQfYUfPe1stofgGKvwERK9+9yf+PpfBMlpBaCHucXGPQfUA==
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimend/-/string.prototype.trimend-1.0.1.tgz#85812a6b847ac002270f5808146064c995fb6913"
+  integrity sha512-LRPxFUaTtpqYsTeNKaFOw3R4bxIzWOnbQ837QfBylo8jIxtcbK/A/sMV7Q+OAV/vWo+7s25pOE10KYSjaSO06g==
   dependencies:
     define-properties "^1.1.3"
     es-abstract "^1.17.5"
@@ -4431,9 +4424,9 @@ string.prototype.trimright@^2.1.1:
     string.prototype.trimend "^1.0.0"
 
 string.prototype.trimstart@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/string.prototype.trimstart/-/string.prototype.trimstart-1.0.0.tgz#afe596a7ce9de905496919406c9734845f01a2f2"
-  integrity sha512-iCP8g01NFYiiBOnwG1Xc3WZLyoo+RuBymwIlWncShXDDJYWN6DbnM3odslBJdgCdRlq94B5s63NWAZlcn2CS4w==
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimstart/-/string.prototype.trimstart-1.0.1.tgz#14af6d9f34b053f7cfc89b72f8f2ee14b9039a54"
+  integrity sha512-XxZn+QpvrBI1FOcg6dIpxUPgWCPuNXvMD72aaRaUQv1eD4e/Qy8i/hFTe0BUmD60p/QA6bh1avmuPTfNjqVWRw==
   dependencies:
     define-properties "^1.1.3"
     es-abstract "^1.17.5"
@@ -4786,9 +4779,9 @@ uglify-js@3.4.x:
     source-map "~0.6.1"
 
 unbzip2-stream@^1.0.9:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.1.tgz#151b104af853df3efdaa135d8b1eca850a44b426"
-  integrity sha512-sgDYfSDPMsA4Hr2/w7vOlrJBlwzmyakk1+hW8ObLvxSp0LA36LcL2XItGvOT3OSblohSdevMuT8FQjLsqyy4sA==
+  version "1.4.2"
+  resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.2.tgz#84eb9e783b186d8fb397515fbb656f312f1a7dbf"
+  integrity sha512-pZMVAofMrrHX6Ik39hCk470kulCbmZ2SWfQLPmTWqfJV/oUm0gn1CblvHdUu4+54Je6Jq34x8kY6XjTy6dMkOg==
   dependencies:
     buffer "^5.2.1"
     through "^2.3.8"