diff --git a/client/package-lock.json b/client/package-lock.json
index 3a11cdca..7b22c252 100644
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@@ -9940,11 +9652,6 @@
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@@ -10190,25 +9897,11 @@
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-      "integrity": "sha512-0CWcCECdMVc2Rw3U5w9ZjqX6ga6ubk1xDVKxtBQPK7wis/0F2r9T6k4ydGYhecl7YUBxBVxhL5oisPsNxAPe2g==",
-      "requires": {
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-        "os-tmpdir": "^1.0.0"
-      }
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     "p-each-series": {
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       "resolved": "https://registry.npmjs.org/p-each-series/-/p-each-series-1.0.0.tgz",
@@ -10404,16 +10097,6 @@
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-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0"
-      }
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@@ -11621,11 +11304,6 @@
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       "integrity": "sha1-0/wRS6BplaRexok/SEzrHXj19HY="
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-    "pseudomap": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
-      "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
-    },
     "psl": {
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       "resolved": "https://registry.npmjs.org/psl/-/psl-1.8.0.tgz",
@@ -12413,25 +12091,6 @@
         "prop-types": "^15.6.2"
       }
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-    "read-pkg": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",
-      "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
-      "requires": {
-        "load-json-file": "^1.0.0",
-        "normalize-package-data": "^2.3.2",
-        "path-type": "^1.0.0"
-      }
-    },
-    "read-pkg-up": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz",
-      "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
-      "requires": {
-        "find-up": "^1.0.0",
-        "read-pkg": "^1.0.0"
-      }
-    },
     "readable-stream": {
       "version": "2.3.7",
       "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
@@ -12470,15 +12129,6 @@
         "minimatch": "3.0.4"
       }
     },
-    "redent": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/redent/-/redent-1.0.0.tgz",
-      "integrity": "sha1-z5Fqsf1fHxbfsggi3W7H9zDCr94=",
-      "requires": {
-        "indent-string": "^2.1.0",
-        "strip-indent": "^1.0.1"
-      }
-    },
     "regenerate": {
       "version": "1.4.2",
       "resolved": "https://registry.npmjs.org/regenerate/-/regenerate-1.4.2.tgz",
@@ -12598,14 +12248,6 @@
       "resolved": "https://registry.npmjs.org/repeat-string/-/repeat-string-1.6.1.tgz",
       "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc="
     },
-    "repeating": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/repeating/-/repeating-2.0.1.tgz",
-      "integrity": "sha1-UhTFOpJtNVJwdSf7q0FdvAjQbdo=",
-      "requires": {
-        "is-finite": "^1.0.0"
-      }
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     "request": {
       "version": "2.88.2",
       "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
@@ -12923,15 +12565,12 @@
       "resolved": "https://registry.npmjs.org/sanitize.css/-/sanitize.css-10.0.0.tgz",
       "integrity": "sha512-vTxrZz4dX5W86M6oVWVdOVe72ZiPs41Oi7Z6Km4W5Turyz28mrXSJhhEBZoRtzJWIv3833WKVwLSDWWkEfupMg=="
     },
-    "sass-graph": {
-      "version": "2.2.5",
-      "resolved": "https://registry.npmjs.org/sass-graph/-/sass-graph-2.2.5.tgz",
-      "integrity": "sha512-VFWDAHOe6mRuT4mZRd4eKE+d8Uedrk6Xnh7Sh9b4NGufQLQjOrvf/MQoOdx+0s92L89FeyUUNfU597j/3uNpag==",
+    "sass": {
+      "version": "1.43.4",
+      "resolved": "https://registry.npmjs.org/sass/-/sass-1.43.4.tgz",
+      "integrity": "sha512-/ptG7KE9lxpGSYiXn7Ar+lKOv37xfWsZRtFYal2QHNigyVQDx685VFT/h7ejVr+R8w7H4tmUgtulsKl5YpveOg==",
       "requires": {
-        "glob": "^7.0.0",
-        "lodash": "^4.0.0",
-        "scss-tokenizer": "^0.2.3",
-        "yargs": "^13.3.2"
+        "chokidar": ">=3.0.0 <4.0.0"
       }
     },
     "sass-loader": {
@@ -13008,15 +12647,6 @@
         "ajv-keywords": "^3.5.2"
       }
     },
-    "scss-tokenizer": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/scss-tokenizer/-/scss-tokenizer-0.2.3.tgz",
-      "integrity": "sha1-jrBtualyMzOCTT9VMGQRSYR85dE=",
-      "requires": {
-        "js-base64": "^2.1.8",
-        "source-map": "^0.4.2"
-      }
-    },
     "select-hose": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/select-hose/-/select-hose-2.0.0.tgz",
@@ -13474,14 +13104,6 @@
       "resolved": "https://registry.npmjs.org/source-list-map/-/source-list-map-2.0.1.tgz",
       "integrity": "sha512-qnQ7gVMxGNxsiL4lEuJwe/To8UnK7fAnmbGEEH8RpLouuKbeEm0lhbQVFIrNSuB+G7tVrAlVsZgETT5nljf+Iw=="
     },
-    "source-map": {
-      "version": "0.4.4",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
-      "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
-      "requires": {
-        "amdefine": ">=0.0.4"
-      }
-    },
     "source-map-resolve": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.3.tgz",
@@ -13662,14 +13284,6 @@
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
       "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
     },
-    "stdout-stream": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/stdout-stream/-/stdout-stream-1.4.1.tgz",
-      "integrity": "sha512-j4emi03KXqJWcIeF8eIXkjMFN1Cmb8gUlDYGeBALLPo5qdyTfA9bOtl8m33lRoC+vFMkP3gl0WsDr6+gzxbbTA==",
-      "requires": {
-        "readable-stream": "^2.0.1"
-      }
-    },
     "stealthy-require": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/stealthy-require/-/stealthy-require-1.1.1.tgz",
@@ -13739,16 +13353,6 @@
         }
       }
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-    "string-width": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
-      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
-      "requires": {
-        "code-point-at": "^1.0.0",
-        "is-fullwidth-code-point": "^1.0.0",
-        "strip-ansi": "^3.0.0"
-      }
-    },
     "string.prototype.matchall": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/string.prototype.matchall/-/string.prototype.matchall-4.0.3.tgz",
@@ -13814,14 +13418,6 @@
         "ansi-regex": "^2.0.0"
       }
     },
-    "strip-bom": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
-      "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
-      "requires": {
-        "is-utf8": "^0.2.0"
-      }
-    },
     "strip-comments": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/strip-comments/-/strip-comments-1.0.2.tgz",
@@ -13836,14 +13432,6 @@
       "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
     },
-    "strip-indent": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-1.0.1.tgz",
-      "integrity": "sha1-DHlipq3vp7vUrDZkYKY4VSrhoKI=",
-      "requires": {
-        "get-stdin": "^4.0.1"
-      }
-    },
     "strip-json-comments": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz",
@@ -14026,16 +13614,6 @@
       "resolved": "https://registry.npmjs.org/tapable/-/tapable-1.1.3.tgz",
       "integrity": "sha512-4WK/bYZmj8xLr+HUCODHGF1ZFzsYffasLUgEiMBY4fgtltdO6B4WJtlSbPaDTLpYTcGVwM2qLnFTICEcNxs3kA=="
     },
-    "tar": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.2.tgz",
-      "integrity": "sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==",
-      "requires": {
-        "block-stream": "*",
-        "fstream": "^1.0.12",
-        "inherits": "2"
-      }
-    },
     "terser": {
       "version": "4.8.0",
       "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.0.tgz",
@@ -14352,19 +13930,6 @@
         "punycode": "^2.1.0"
       }
     },
-    "trim-newlines": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-1.0.0.tgz",
-      "integrity": "sha1-WIeWa7WCpFA6QetST301ARgVphM="
-    },
-    "true-case-path": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/true-case-path/-/true-case-path-1.0.3.tgz",
-      "integrity": "sha512-m6s2OdQe5wgpFMC+pAJ+q9djG82O2jcHPOI6RNg1yy9rCYR+WD6Nbpl32fDpfC56nirdRy+opFa/Vk7HYhqaew==",
-      "requires": {
-        "glob": "^7.1.2"
-      }
-    },
     "ts-pnp": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/ts-pnp/-/ts-pnp-1.1.6.tgz",
@@ -15287,14 +14852,6 @@
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
-    "wide-align": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
-      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
-      "requires": {
-        "string-width": "^1.0.2 || 2"
-      }
-    },
     "word-wrap": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
@@ -15589,11 +15146,6 @@
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
       "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ=="
     },
-    "yallist": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
-    },
     "yaml": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/yaml/-/yaml-1.10.0.tgz",
diff --git a/client/package.json b/client/package.json
index 1c50b883..8bf927a6 100644
--- a/client/package.json
+++ b/client/package.json
@@ -22,7 +22,6 @@
     "js-base64": "^2.6.4",
     "js-cookie": "^2.2.1",
     "lodash": "^4.17.19",
-    "node-sass": "^4.14.1",
     "protobufjs": "^6.10.2",
     "react": "^16.14.0",
     "react-dom": "^16.14.0",
@@ -31,6 +30,7 @@
     "react-select": "^3.1.0",
     "react-swipeable": "^5.5.1",
     "react-switch": "^5.0.1",
+    "sass": "^1.43.4",
     "swagger-parser": "^7.0.1",
     "typescript": "4.0.3",
     "xterm": "^3.14.5",
diff --git a/client/src/components/button.scss b/client/src/components/button.scss
index ad834d18..4772e427 100644
--- a/client/src/components/button.scss
+++ b/client/src/components/button.scss
@@ -1,5 +1,12 @@
 @import '../scss/settings.scss';
 
+@mixin disabled-button {
+    border: none;
+    background: $color-disabled;
+    color: $color-font-alt;
+    pointer-events: none;
+}
+
 .button, .button:visited {
 	border: none;
 	background: $color-accent;
@@ -31,14 +38,11 @@
 }
 
 .button:disabled, .button_negative:disabled {
-	border: none;
-	background: $color-disabled;
-	color: $color-font-alt;
-	pointer-events: none;
+	@include disabled-button;
 }
 
 .button_clear:disabled {
-	@extend .button:disabled;
+	@include disabled-button;
 	background: none;
 	color: $color-disabled;