diff --git a/package-lock.json b/package-lock.json
index 42b97a4..ecc6250 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,11 +20,11 @@
         "prettier": "^2.2.1",
         "rollup": "^2.36.2",
         "rollup-plugin-livereload": "^2.0.0",
-        "rollup-plugin-svgo": "^1.1.0",
+        "rollup-plugin-svgo": "^2.0.0",
         "rollup-plugin-terser": "^7.0.2",
         "rollup-plugin-typescript2": "^0.29.0",
         "sirv-cli": "^1.0.10",
-        "svgo": "^1.3.2",
+        "svgo": "^3.0.2",
         "typescript": "^4.1.3"
       }
     },
@@ -185,6 +185,15 @@
         "rollup": "^1.20.0||^2.0.0"
       }
     },
+    "node_modules/@trysound/sax": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@trysound/sax/-/sax-0.2.0.tgz",
+      "integrity": "sha512-L7z9BgrNEcYyUYtF+HaEfiS5ebkh9jXqbszz7pC0hRBPaatV0XjSD3+eHrpqFemQfgwiFF0QPIarnIihIDn7OA==",
+      "dev": true,
+      "engines": {
+        "node": ">=10.13.0"
+      }
+    },
     "node_modules/@types/color-name": {
       "version": "1.1.1",
       "dev": true,
@@ -206,11 +215,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/@types/q": {
-      "version": "1.5.4",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/@types/resolve": {
       "version": "1.17.1",
       "dev": true,
@@ -508,8 +512,9 @@
     },
     "node_modules/boolbase": {
       "version": "1.0.0",
-      "dev": true,
-      "license": "ISC"
+      "resolved": "https://registry.npmjs.org/boolbase/-/boolbase-1.0.0.tgz",
+      "integrity": "sha512-JZOSA7Mo9sNGB8+UjSgzdLtokWAky1zbztM3WRLCbZ70/3cTANmQmOdR7y2g+J0e2WXywy1yS468tY+IruqEww==",
+      "dev": true
     },
     "node_modules/brace-expansion": {
       "version": "1.1.11",
@@ -592,7 +597,6 @@
       "dependencies": {
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         "braces": "~3.0.2",
-        "fsevents": "~2.1.2",
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         "is-binary-path": "~2.1.0",
         "is-glob": "~4.0.1",
@@ -606,19 +610,6 @@
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-    "node_modules/coa": {
-      "version": "2.0.2",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "@types/q": "^1.5.1",
-        "chalk": "^2.4.1",
-        "q": "^1.1.2"
-      },
-      "engines": {
-        "node": ">= 4.0"
-      }
-    },
     "node_modules/color-convert": {
       "version": "1.9.3",
       "dev": true,
@@ -679,37 +670,39 @@
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     },
     "node_modules/css-select": {
-      "version": "2.1.0",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/css-select/-/css-select-5.1.0.tgz",
+      "integrity": "sha512-nwoRF1rvRRnnCqqY7updORDsuqKzqYJ28+oSMaJMMgOauh3fvwHqMS7EZpIPqK8GL+g9mKxF1vP/ZjSeNjEVHg==",
       "dev": true,
-      "license": "BSD-2-Clause",
       "dependencies": {
         "boolbase": "^1.0.0",
-        "css-what": "^3.2.1",
-        "domutils": "^1.7.0",
-        "nth-check": "^1.0.2"
+        "css-what": "^6.1.0",
+        "domhandler": "^5.0.2",
+        "domutils": "^3.0.1",
+        "nth-check": "^2.0.1"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/fb55"
       }
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-    "node_modules/css-select-base-adapter": {
-      "version": "0.1.1",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/css-tree": {
-      "version": "1.0.0-alpha.37",
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-2.3.1.tgz",
+      "integrity": "sha512-6Fv1DV/TYw//QF5IzQdqsNDjx/wc8TrMBZsqjL9eW01tWb7R7k/mq+/VXfJCl7SoD5emsJop9cOByJZfs8hYIw==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
-        "mdn-data": "2.0.4",
-        "source-map": "^0.6.1"
+        "mdn-data": "2.0.30",
+        "source-map-js": "^1.0.1"
       },
       "engines": {
-        "node": ">=8.0.0"
+        "node": "^10 || ^12.20.0 || ^14.13.0 || >=15.0.0"
       }
     },
     "node_modules/css-what": {
-      "version": "3.4.1",
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-6.1.0.tgz",
+      "integrity": "sha512-HTUrgRJ7r4dsZKU6GjmpfRK1O76h97Z8MfS1G0FozR+oF2kG6Vfe8JE6zwrkbxigziPHinCJ+gCPjA9EaBDtRw==",
       "dev": true,
-      "license": "BSD-2-Clause",
       "engines": {
         "node": ">= 6"
       },
@@ -718,32 +711,37 @@
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     },
     "node_modules/csso": {
-      "version": "4.0.3",
+      "version": "5.0.5",
+      "resolved": "https://registry.npmjs.org/csso/-/csso-5.0.5.tgz",
+      "integrity": "sha512-0LrrStPOdJj+SPCCrGhzryycLjwcgUSHBtxNA8aIDxf0GLsRh1cKYhB00Gd1lDOS4yGH69+SNn13+TWbVHETFQ==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
-        "css-tree": "1.0.0-alpha.39"
+        "css-tree": "~2.2.0"
       },
       "engines": {
-        "node": ">=8.0.0"
+        "node": "^10 || ^12.20.0 || ^14.13.0 || >=15.0.0",
+        "npm": ">=7.0.0"
       }
     },
     "node_modules/csso/node_modules/css-tree": {
-      "version": "1.0.0-alpha.39",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-2.2.1.tgz",
+      "integrity": "sha512-OA0mILzGc1kCOCSJerOeqDxDQ4HOh+G8NbOJFOTgOCzpw7fCBubk0fEyxp8AgOL/jvLgYA/uV0cMbe43ElF1JA==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
-        "mdn-data": "2.0.6",
-        "source-map": "^0.6.1"
+        "mdn-data": "2.0.28",
+        "source-map-js": "^1.0.1"
       },
       "engines": {
-        "node": ">=8.0.0"
+        "node": "^10 || ^12.20.0 || ^14.13.0 || >=15.0.0",
+        "npm": ">=7.0.0"
       }
     },
     "node_modules/csso/node_modules/mdn-data": {
-      "version": "2.0.6",
-      "dev": true,
-      "license": "CC0-1.0"
+      "version": "2.0.28",
+      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.0.28.tgz",
+      "integrity": "sha512-aylIc7Z9y4yzHYAJNuESG3hfhC+0Ibp/MAMiaOZgNv4pmEdFyfZhhhny4MNiAfWdBQ1RQ2mfDWmM1x8SvGyp8g==",
+      "dev": true
     },
     "node_modules/debug": {
       "version": "4.2.0",
@@ -818,37 +816,58 @@
       }
     },
     "node_modules/dom-serializer": {
-      "version": "0.2.2",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-2.0.0.tgz",
+      "integrity": "sha512-wIkAryiqt/nV5EQKqQpo3SToSOV9J0DnbJqwK7Wv/Trc92zIAYZ4FlMu+JPFW1DfGFt81ZTCGgDEabffXeLyJg==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
-        "domelementtype": "^2.0.1",
-        "entities": "^2.0.0"
+        "domelementtype": "^2.3.0",
+        "domhandler": "^5.0.2",
+        "entities": "^4.2.0"
+      },
+      "funding": {
+        "url": "https://github.com/cheeriojs/dom-serializer?sponsor=1"
       }
     },
-    "node_modules/dom-serializer/node_modules/domelementtype": {
-      "version": "2.0.2",
+    "node_modules/domelementtype": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-2.3.0.tgz",
+      "integrity": "sha512-OLETBj6w0OsagBwdXnPdN0cnMfF9opN69co+7ZrbfPGrdpPVNBUj02spi6B1N7wChLQiPn4CSH/zJvXw56gmHw==",
       "dev": true,
       "funding": [
         {
           "type": "github",
           "url": "https://github.com/sponsors/fb55"
         }
-      ],
-      "license": "BSD-2-Clause"
+      ]
     },
-    "node_modules/domelementtype": {
-      "version": "1.3.1",
+    "node_modules/domhandler": {
+      "version": "5.0.3",
+      "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-5.0.3.tgz",
+      "integrity": "sha512-cgwlv/1iFQiFnU96XXgROh8xTeetsnJiDsTc7TYCLFd9+/WNkIqPTxiM/8pSd8VIrhXGTf1Ny1q1hquVqDJB5w==",
       "dev": true,
-      "license": "BSD-2-Clause"
+      "dependencies": {
+        "domelementtype": "^2.3.0"
+      },
+      "engines": {
+        "node": ">= 4"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/domhandler?sponsor=1"
+      }
     },
     "node_modules/domutils": {
-      "version": "1.7.0",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/domutils/-/domutils-3.0.1.tgz",
+      "integrity": "sha512-z08c1l761iKhDFtfXO04C7kTdPBLi41zwOZl00WS8b5eiaebNpY00HKbztwBq+e3vyqWNwWF3mP9YLUeqIrF+Q==",
       "dev": true,
-      "license": "BSD-2-Clause",
       "dependencies": {
-        "dom-serializer": "0",
-        "domelementtype": "1"
+        "dom-serializer": "^2.0.0",
+        "domelementtype": "^2.3.0",
+        "domhandler": "^5.0.1"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/domutils?sponsor=1"
       }
     },
     "node_modules/emoji-regex": {
@@ -869,9 +888,16 @@
       }
     },
     "node_modules/entities": {
-      "version": "2.0.3",
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-4.5.0.tgz",
+      "integrity": "sha512-V0hjH4dGPh9Ao5p0MoRY6BVqtwCjhz6vI5LT8AJ55H+4g9/4vbHx1I54fS0XuclLhDHArPQCiMjDxjaL8fPxhw==",
       "dev": true,
-      "license": "BSD-2-Clause"
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/entities?sponsor=1"
+      }
     },
     "node_modules/error-ex": {
       "version": "1.3.2",
@@ -1714,9 +1740,6 @@
       "version": "4.0.0",
       "dev": true,
       "license": "MIT",
-      "dependencies": {
-        "graceful-fs": "^4.1.6"
-      },
       "optionalDependencies": {
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       }
@@ -1824,9 +1847,10 @@
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     },
     "node_modules/mdn-data": {
-      "version": "2.0.4",
-      "dev": true,
-      "license": "CC0-1.0"
+      "version": "2.0.30",
+      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.0.30.tgz",
+      "integrity": "sha512-GaqWWShW4kv/G9IEucWScBx9G1/vsFZZJUO+tD26M8J8z3Kw5RDQjaoZe03YAClgeS/SWPOcb4nkFBTEi5DUEA==",
+      "dev": true
     },
     "node_modules/memorystream": {
       "version": "0.3.1",
@@ -1885,22 +1909,6 @@
         "node": "*"
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-    "node_modules/minimist": {
-      "version": "1.2.5",
-      "dev": true,
-      "license": "MIT"
-    },
-    "node_modules/mkdirp": {
-      "version": "0.5.5",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "minimist": "^1.2.5"
-      },
-      "bin": {
-        "mkdirp": "bin/cmd.js"
-      }
-    },
     "node_modules/mri": {
       "version": "1.1.6",
       "dev": true,
@@ -1976,11 +1984,15 @@
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     "node_modules/nth-check": {
-      "version": "1.0.2",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/nth-check/-/nth-check-2.1.1.tgz",
+      "integrity": "sha512-lqjrjmaOoAnWfMmBPL+XNnynZh2+swxiX3WUE0s4yEHI6m+AwrK2UZOimIRl3X/4QctVqS8AiZjFqyOGrMXb/w==",
       "dev": true,
-      "license": "BSD-2-Clause",
       "dependencies": {
-        "boolbase": "~1.0.0"
+        "boolbase": "^1.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/nth-check?sponsor=1"
       }
     },
     "node_modules/object-inspect": {
@@ -2041,38 +2053,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
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-    "node_modules/object.getownpropertydescriptors": {
-      "version": "2.1.0",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "define-properties": "^1.1.3",
-        "es-abstract": "^1.17.0-next.1"
-      },
-      "engines": {
-        "node": ">= 0.8"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
-    "node_modules/object.values": {
-      "version": "1.1.1",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "define-properties": "^1.1.3",
-        "es-abstract": "^1.17.0-next.1",
-        "function-bind": "^1.1.1",
-        "has": "^1.0.3"
-      },
-      "engines": {
-        "node": ">= 0.4"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
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     "node_modules/once": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@@ -2201,6 +2181,12 @@
         "node": ">=4"
       }
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+    "node_modules/picocolors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==",
+      "dev": true
+    },
     "node_modules/picomatch": {
       "version": "2.2.2",
       "dev": true,
@@ -2279,15 +2265,6 @@
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-    "node_modules/q": {
-      "version": "1.5.1",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.6.0",
-        "teleport": ">=0.2.0"
-      }
-    },
     "node_modules/randombytes": {
       "version": "2.1.0",
       "dev": true,
@@ -2390,9 +2367,6 @@
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       "dev": true,
-      "dependencies": {
-        "fsevents": "~2.1.2"
-      },
       "bin": {
         "rollup": "dist/bin/rollup"
       },
@@ -2415,85 +2389,141 @@
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     "node_modules/rollup-plugin-svgo": {
-      "version": "1.1.0",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-svgo/-/rollup-plugin-svgo-2.0.0.tgz",
+      "integrity": "sha512-0ryWbGY3sP62brw5p8md5W+1WUMrLUE8d437nGh9gQ+fZFFjlYbyIkctBrTvCm3bIdqN4gxbxg1Xxen1tteD+A==",
       "dev": true,
-      "license": "WTFPL",
       "dependencies": {
-        "svgo": "1.3.0"
+        "svgo": "2.8.0"
+      }
+    },
+    "node_modules/rollup-plugin-svgo/node_modules/commander": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
+      "integrity": "sha512-QrWXB+ZQSVPmIWIhtEO9H+gwHaMGYiF5ChvoJ+K9ZGHG/sVsa6yiesAD1GC/x46sET00Xlwo1u49RVVVzvcSkw==",
+      "dev": true,
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/rollup-plugin-svgo/node_modules/css-select": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/css-select/-/css-select-4.3.0.tgz",
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+      "dev": true,
+      "dependencies": {
+        "boolbase": "^1.0.0",
+        "css-what": "^6.0.1",
+        "domhandler": "^4.3.1",
+        "domutils": "^2.8.0",
+        "nth-check": "^2.0.1"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/fb55"
       }
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     "node_modules/rollup-plugin-svgo/node_modules/css-tree": {
-      "version": "1.0.0-alpha.33",
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-1.1.3.tgz",
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-      "license": "MIT",
       "dependencies": {
-        "mdn-data": "2.0.4",
-        "source-map": "^0.5.3"
+        "mdn-data": "2.0.14",
+        "source-map": "^0.6.1"
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-        "node": ">=0.10.0"
+        "node": ">=8.0.0"
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     "node_modules/rollup-plugin-svgo/node_modules/csso": {
-      "version": "3.5.1",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/csso/-/csso-4.2.0.tgz",
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       "dev": true,
-      "license": "MIT",
       "dependencies": {
-        "css-tree": "1.0.0-alpha.29"
+        "css-tree": "^1.1.2"
       },
       "engines": {
-        "node": ">=0.10.0"
+        "node": ">=8.0.0"
       }
     },
-    "node_modules/rollup-plugin-svgo/node_modules/csso/node_modules/css-tree": {
-      "version": "1.0.0-alpha.29",
+    "node_modules/rollup-plugin-svgo/node_modules/dom-serializer": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-1.4.1.tgz",
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+      "dependencies": {
+        "domelementtype": "^2.0.1",
+        "domhandler": "^4.2.0",
+        "entities": "^2.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/cheeriojs/dom-serializer?sponsor=1"
+      }
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+      "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-4.3.1.tgz",
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-        "source-map": "^0.5.3"
+        "domelementtype": "^2.2.0"
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         "svgo": {
-          "version": "1.3.0",
+          "version": "2.8.0",
+          "resolved": "https://registry.npmjs.org/svgo/-/svgo-2.8.0.tgz",
+          "integrity": "sha512-+N/Q9kV1+F+UeWYoSiULYo4xYSDQlTgb+ayMobAXPwMnLvop7oxKMo9OzIrX5x3eS4L4f2UHhc9axXwY8DpChg==",
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-            "coa": "^2.0.2",
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-            "css-select-base-adapter": "^0.1.1",
-            "css-tree": "1.0.0-alpha.33",
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-            "js-yaml": "^3.13.1",
-            "mkdirp": "~0.5.1",
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-            "sax": "~1.2.4",
-            "stable": "^0.1.8",
-            "unquote": "~1.1.1",
-            "util.promisify": "~1.0.0"
+            "@trysound/sax": "0.2.0",
+            "commander": "^7.2.0",
+            "css-select": "^4.1.3",
+            "css-tree": "^1.1.3",
+            "csso": "^4.2.0",
+            "picocolors": "^1.0.0",
+            "stable": "^0.1.8"
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@@ -4822,10 +4886,6 @@
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-      "dev": true
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       "dev": true
@@ -4930,6 +4990,12 @@
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       "dev": true
     },
+    "source-map-js": {
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+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
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+      "dev": true
+    },
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       "version": "0.5.19",
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@@ -4968,6 +5034,8 @@
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     "stable": {
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+      "resolved": "https://registry.npmjs.org/stable/-/stable-0.1.8.tgz",
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     "string-width": {
@@ -5030,22 +5098,25 @@
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     "svgo": {
-      "version": "1.3.2",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/svgo/-/svgo-3.0.2.tgz",
+      "integrity": "sha512-Z706C1U2pb1+JGP48fbazf3KxHrWOsLme6Rv7imFBn5EnuanDW1GPaA/P1/dvObE670JDePC3mnj0k0B7P0jjQ==",
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-        "coa": "^2.0.2",
-        "css-select": "^2.0.0",
-        "css-select-base-adapter": "^0.1.1",
-        "css-tree": "1.0.0-alpha.37",
-        "csso": "^4.0.2",
-        "js-yaml": "^3.13.1",
-        "mkdirp": "~0.5.1",
-        "object.values": "^1.1.0",
-        "sax": "~1.2.4",
-        "stable": "^0.1.8",
-        "unquote": "~1.1.1",
-        "util.promisify": "~1.0.0"
+        "@trysound/sax": "0.2.0",
+        "commander": "^7.2.0",
+        "css-select": "^5.1.0",
+        "css-tree": "^2.2.1",
+        "csso": "^5.0.5",
+        "picocolors": "^1.0.0"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
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+          "dev": true
+        }
       }
     },
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@@ -5156,10 +5227,6 @@
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@@ -5169,16 +5236,6 @@
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-    "util.promisify": {
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-      "dev": true,
-      "requires": {
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-        "es-abstract": "^1.17.2",
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-        "object.getownpropertydescriptors": "^2.1.0"
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diff --git a/package.json b/package.json
index 7dfead0..02209a5 100644
--- a/package.json
+++ b/package.json
@@ -33,11 +33,11 @@
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     "rollup": "^2.36.2",
     "rollup-plugin-livereload": "^2.0.0",
-    "rollup-plugin-svgo": "^1.1.0",
+    "rollup-plugin-svgo": "^2.0.0",
     "rollup-plugin-terser": "^7.0.2",
     "rollup-plugin-typescript2": "^0.29.0",
     "sirv-cli": "^1.0.10",
-    "svgo": "^1.3.2",
+    "svgo": "^3.0.2",
     "typescript": "^4.1.3"
   }
 }