diff --git a/.eleventy.js b/.eleventy.js
index 2cce55a..8bfbee3 100644
--- a/.eleventy.js
+++ b/.eleventy.js
@@ -5,6 +5,7 @@ const matter = require("gray-matter");
 const faviconPlugin = require("eleventy-favicon");
 const tocPlugin = require("eleventy-plugin-nesting-toc");
 const { parse } = require("node-html-parser");
+const htmlMinifier = require("html-minifier");
 
 const { headerToId, namedHeadingsFilter } = require("./src/helpers/utils");
 const {
@@ -304,6 +305,23 @@ module.exports = function (eleventyConfig) {
     return str && parsed.innerHTML;
   });
 
+  eleventyConfig.addTransform("htmlMinifier", (content, outputPath) => {
+    if (
+      process.env.NODE_ENV === "production" &&
+      outputPath &&
+      outputPath.endsWith(".html")
+    ) {
+      return htmlMinifier.minify(content, {
+        useShortDoctype: true,
+        removeComments: true,
+        collapseWhitespace: true,
+        minifyCSS: true,
+        minifyJS: true,
+      });
+    }
+    return content;
+  });
+
   eleventyConfig.addPassthroughCopy("src/site/img");
   eleventyConfig.addPassthroughCopy("src/site/scripts");
   eleventyConfig.addPassthroughCopy("src/site/styles/_theme.*.css");
diff --git a/package-lock.json b/package-lock.json
index 21de14f..dd547b0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,6 +31,7 @@
             "devDependencies": {
                 "@11ty/eleventy": "^2.0.0",
                 "cross-env": "^7.0.3",
+                "html-minifier": "^4.0.0",
                 "node-html-parser": "^6.1.4",
                 "npm-run-all": "^4.1.5",
                 "sass": "^1.49.9"
@@ -960,6 +961,16 @@
                 "url": "https://github.com/sponsors/ljharb"
             }
         },
+        "node_modules/camel-case": {
+            "version": "3.0.0",
+            "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-3.0.0.tgz",
+            "integrity": "sha512-+MbKztAYHXPr1jNTSKQF52VpcFjwY5RkR7fxksV8Doo4KAYc5Fl4UJRgthBbTmEx8C54DqahhbLJkDwjI3PI/w==",
+            "dev": true,
+            "dependencies": {
+                "no-case": "^2.2.0",
+                "upper-case": "^1.1.1"
+            }
+        },
         "node_modules/camelo": {
             "version": "1.2.1",
             "resolved": "https://registry.npmjs.org/camelo/-/camelo-1.2.1.tgz",
@@ -1073,6 +1084,18 @@
             "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
             "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg=="
         },
+        "node_modules/clean-css": {
+            "version": "4.2.4",
+            "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.4.tgz",
+            "integrity": "sha512-EJUDT7nDVFDvaQgAo2G/PJvxmp1o/c6iXLbswsBbUFXi1Nr+AjA2cKmfbKDMjMvzEe75g3P6JkaDDAKk96A85A==",
+            "dev": true,
+            "dependencies": {
+                "source-map": "~0.6.0"
+            },
+            "engines": {
+                "node": ">= 4.0"
+            }
+        },
         "node_modules/color": {
             "version": "4.2.3",
             "resolved": "https://registry.npmjs.org/color/-/color-4.2.3.tgz",
@@ -2103,6 +2126,33 @@
             "integrity": "sha512-mxIDAb9Lsm6DoOJ7xH+5+X4y1LU/4Hi50L9C5sIswK3JzULS4bwk1FvjdBgvYR4bzT4tuUQiC15FE2f5HbLvYw==",
             "dev": true
         },
+        "node_modules/html-minifier": {
+            "version": "4.0.0",
+            "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-4.0.0.tgz",
+            "integrity": "sha512-aoGxanpFPLg7MkIl/DDFYtb0iWz7jMFGqFhvEDZga6/4QTjneiD8I/NXL1x5aaoCp7FSIT6h/OhykDdPsbtMig==",
+            "dev": true,
+            "dependencies": {
+                "camel-case": "^3.0.0",
+                "clean-css": "^4.2.1",
+                "commander": "^2.19.0",
+                "he": "^1.2.0",
+                "param-case": "^2.1.1",
+                "relateurl": "^0.2.7",
+                "uglify-js": "^3.5.1"
+            },
+            "bin": {
+                "html-minifier": "cli.js"
+            },
+            "engines": {
+                "node": ">=6"
+            }
+        },
+        "node_modules/html-minifier/node_modules/commander": {
+            "version": "2.20.3",
+            "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+            "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+            "dev": true
+        },
         "node_modules/htmlparser2": {
             "version": "6.1.0",
             "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-6.1.0.tgz",
@@ -2874,6 +2924,12 @@
             "integrity": "sha512-4hNPN5jlm/N/HLMCO43v8BXKq9Z7QdAGc/VGrRD61w8gN9g/6jF9A4L1pbUgBLCffi0w9VsXfTOij5x8iTyFvg==",
             "dev": true
         },
+        "node_modules/lower-case": {
+            "version": "1.1.4",
+            "resolved": "https://registry.npmjs.org/lower-case/-/lower-case-1.1.4.tgz",
+            "integrity": "sha512-2Fgx1Ycm599x+WGpIYwJOvsjmXFzTSc34IwDWALRA/8AopUKAVPwfJ+h5+f85BCp0PWmmJcWzEpxOpoXycMpdA==",
+            "dev": true
+        },
         "node_modules/lunr": {
             "version": "2.3.9",
             "resolved": "https://registry.npmjs.org/lunr/-/lunr-2.3.9.tgz",
@@ -3229,6 +3285,15 @@
             "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==",
             "dev": true
         },
+        "node_modules/no-case": {
+            "version": "2.3.2",
+            "resolved": "https://registry.npmjs.org/no-case/-/no-case-2.3.2.tgz",
+            "integrity": "sha512-rmTZ9kz+f3rCvK2TD1Ue/oZlns7OGoIWP4fc3llxxRXlOkHKoWPPWJOfFYpITabSow43QJbRIoHQXtt10VldyQ==",
+            "dev": true,
+            "dependencies": {
+                "lower-case": "^1.1.1"
+            }
+        },
         "node_modules/node-abi": {
             "version": "3.28.0",
             "resolved": "https://registry.npmjs.org/node-abi/-/node-abi-3.28.0.tgz",
@@ -3592,6 +3657,15 @@
                 "wrappy": "1"
             }
         },
+        "node_modules/param-case": {
+            "version": "2.1.1",
+            "resolved": "https://registry.npmjs.org/param-case/-/param-case-2.1.1.tgz",
+            "integrity": "sha512-eQE845L6ot89sk2N8liD8HAuH4ca6Vvr7VWAWwt7+kvvG5aBcPmmphQ68JsEG2qa9n1TykS2DLeMt363AAH8/w==",
+            "dev": true,
+            "dependencies": {
+                "no-case": "^2.2.0"
+            }
+        },
         "node_modules/parse-bmfont-ascii": {
             "version": "1.0.6",
             "resolved": "https://registry.npmjs.org/parse-bmfont-ascii/-/parse-bmfont-ascii-1.0.6.tgz",
@@ -4212,6 +4286,15 @@
             "resolved": "https://registry.npmjs.org/regex-escape/-/regex-escape-3.4.10.tgz",
             "integrity": "sha512-qEqf7uzW+iYcKNLMDFnMkghhQBnGdivT6KqVQyKsyjSWnoFyooXVnxrw9dtv3AFLnD6VBGXxtZGAQNFGFTnCqA=="
         },
+        "node_modules/relateurl": {
+            "version": "0.2.7",
+            "resolved": "https://registry.npmjs.org/relateurl/-/relateurl-0.2.7.tgz",
+            "integrity": "sha512-G08Dxvm4iDN3MLM0EsP62EDV9IuhXPR6blNz6Utcp7zyV3tr4HVNINt6MpaRWbxoOHT3Q7YN2P+jaHX8vUbgog==",
+            "dev": true,
+            "engines": {
+                "node": ">= 0.10"
+            }
+        },
         "node_modules/request": {
             "version": "2.88.2",
             "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
@@ -5038,7 +5121,6 @@
             "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.1.tgz",
             "integrity": "sha512-FAGKF12fWdkpvNJZENacOH0e/83eG6JyVQyanIJaBXCN1J11TUQv1T1/z8S+Z0CG0ZPk1nPcreF/c7lrTd0TEQ==",
             "dev": true,
-            "optional": true,
             "bin": {
                 "uglifyjs": "bin/uglifyjs"
             },
@@ -5083,6 +5165,12 @@
                 "node": ">= 0.8"
             }
         },
+        "node_modules/upper-case": {
+            "version": "1.1.3",
+            "resolved": "https://registry.npmjs.org/upper-case/-/upper-case-1.1.3.tgz",
+            "integrity": "sha512-WRbjgmYzgXkCV7zNVpy5YgrHgbBv126rMALQQMrmzOVC4GM2waQ9x7xtm8VU+1yF2kWyPzI9zbZ48n4vSxwfSA==",
+            "dev": true
+        },
         "node_modules/uri-js": {
             "version": "4.4.1",
             "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
@@ -6082,6 +6170,16 @@
                 "get-intrinsic": "^1.0.2"
             }
         },
+        "camel-case": {
+            "version": "3.0.0",
+            "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-3.0.0.tgz",
+            "integrity": "sha512-+MbKztAYHXPr1jNTSKQF52VpcFjwY5RkR7fxksV8Doo4KAYc5Fl4UJRgthBbTmEx8C54DqahhbLJkDwjI3PI/w==",
+            "dev": true,
+            "requires": {
+                "no-case": "^2.2.0",
+                "upper-case": "^1.1.1"
+            }
+        },
         "camelo": {
             "version": "1.2.1",
             "resolved": "https://registry.npmjs.org/camelo/-/camelo-1.2.1.tgz",
@@ -6171,6 +6269,15 @@
             "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
             "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg=="
         },
+        "clean-css": {
+            "version": "4.2.4",
+            "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.4.tgz",
+            "integrity": "sha512-EJUDT7nDVFDvaQgAo2G/PJvxmp1o/c6iXLbswsBbUFXi1Nr+AjA2cKmfbKDMjMvzEe75g3P6JkaDDAKk96A85A==",
+            "dev": true,
+            "requires": {
+                "source-map": "~0.6.0"
+            }
+        },
         "color": {
             "version": "4.2.3",
             "resolved": "https://registry.npmjs.org/color/-/color-4.2.3.tgz",
@@ -6948,6 +7055,29 @@
             "integrity": "sha512-mxIDAb9Lsm6DoOJ7xH+5+X4y1LU/4Hi50L9C5sIswK3JzULS4bwk1FvjdBgvYR4bzT4tuUQiC15FE2f5HbLvYw==",
             "dev": true
         },
+        "html-minifier": {
+            "version": "4.0.0",
+            "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-4.0.0.tgz",
+            "integrity": "sha512-aoGxanpFPLg7MkIl/DDFYtb0iWz7jMFGqFhvEDZga6/4QTjneiD8I/NXL1x5aaoCp7FSIT6h/OhykDdPsbtMig==",
+            "dev": true,
+            "requires": {
+                "camel-case": "^3.0.0",
+                "clean-css": "^4.2.1",
+                "commander": "^2.19.0",
+                "he": "^1.2.0",
+                "param-case": "^2.1.1",
+                "relateurl": "^0.2.7",
+                "uglify-js": "^3.5.1"
+            },
+            "dependencies": {
+                "commander": {
+                    "version": "2.20.3",
+                    "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+                    "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+                    "dev": true
+                }
+            }
+        },
         "htmlparser2": {
             "version": "6.1.0",
             "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-6.1.0.tgz",
@@ -7526,6 +7656,12 @@
             "integrity": "sha512-4hNPN5jlm/N/HLMCO43v8BXKq9Z7QdAGc/VGrRD61w8gN9g/6jF9A4L1pbUgBLCffi0w9VsXfTOij5x8iTyFvg==",
             "dev": true
         },
+        "lower-case": {
+            "version": "1.1.4",
+            "resolved": "https://registry.npmjs.org/lower-case/-/lower-case-1.1.4.tgz",
+            "integrity": "sha512-2Fgx1Ycm599x+WGpIYwJOvsjmXFzTSc34IwDWALRA/8AopUKAVPwfJ+h5+f85BCp0PWmmJcWzEpxOpoXycMpdA==",
+            "dev": true
+        },
         "lunr": {
             "version": "2.3.9",
             "resolved": "https://registry.npmjs.org/lunr/-/lunr-2.3.9.tgz",
@@ -7814,6 +7950,15 @@
             "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==",
             "dev": true
         },
+        "no-case": {
+            "version": "2.3.2",
+            "resolved": "https://registry.npmjs.org/no-case/-/no-case-2.3.2.tgz",
+            "integrity": "sha512-rmTZ9kz+f3rCvK2TD1Ue/oZlns7OGoIWP4fc3llxxRXlOkHKoWPPWJOfFYpITabSow43QJbRIoHQXtt10VldyQ==",
+            "dev": true,
+            "requires": {
+                "lower-case": "^1.1.1"
+            }
+        },
         "node-abi": {
             "version": "3.28.0",
             "resolved": "https://registry.npmjs.org/node-abi/-/node-abi-3.28.0.tgz",
@@ -8072,6 +8217,15 @@
                 "wrappy": "1"
             }
         },
+        "param-case": {
+            "version": "2.1.1",
+            "resolved": "https://registry.npmjs.org/param-case/-/param-case-2.1.1.tgz",
+            "integrity": "sha512-eQE845L6ot89sk2N8liD8HAuH4ca6Vvr7VWAWwt7+kvvG5aBcPmmphQ68JsEG2qa9n1TykS2DLeMt363AAH8/w==",
+            "dev": true,
+            "requires": {
+                "no-case": "^2.2.0"
+            }
+        },
         "parse-bmfont-ascii": {
             "version": "1.0.6",
             "resolved": "https://registry.npmjs.org/parse-bmfont-ascii/-/parse-bmfont-ascii-1.0.6.tgz",
@@ -8582,6 +8736,12 @@
             "resolved": "https://registry.npmjs.org/regex-escape/-/regex-escape-3.4.10.tgz",
             "integrity": "sha512-qEqf7uzW+iYcKNLMDFnMkghhQBnGdivT6KqVQyKsyjSWnoFyooXVnxrw9dtv3AFLnD6VBGXxtZGAQNFGFTnCqA=="
         },
+        "relateurl": {
+            "version": "0.2.7",
+            "resolved": "https://registry.npmjs.org/relateurl/-/relateurl-0.2.7.tgz",
+            "integrity": "sha512-G08Dxvm4iDN3MLM0EsP62EDV9IuhXPR6blNz6Utcp7zyV3tr4HVNINt6MpaRWbxoOHT3Q7YN2P+jaHX8vUbgog==",
+            "dev": true
+        },
         "request": {
             "version": "2.88.2",
             "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
@@ -9197,8 +9357,7 @@
             "version": "3.15.1",
             "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.1.tgz",
             "integrity": "sha512-FAGKF12fWdkpvNJZENacOH0e/83eG6JyVQyanIJaBXCN1J11TUQv1T1/z8S+Z0CG0ZPk1nPcreF/c7lrTd0TEQ==",
-            "dev": true,
-            "optional": true
+            "dev": true
         },
         "unbox-primitive": {
             "version": "1.0.1",
@@ -9228,6 +9387,12 @@
             "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==",
             "dev": true
         },
+        "upper-case": {
+            "version": "1.1.3",
+            "resolved": "https://registry.npmjs.org/upper-case/-/upper-case-1.1.3.tgz",
+            "integrity": "sha512-WRbjgmYzgXkCV7zNVpy5YgrHgbBv126rMALQQMrmzOVC4GM2waQ9x7xtm8VU+1yF2kWyPzI9zbZ48n4vSxwfSA==",
+            "dev": true
+        },
         "uri-js": {
             "version": "4.4.1",
             "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
diff --git a/package.json b/package.json
index 519e166..5e5e4aa 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
         "watch:sass": "sass --watch src/site/styles:dist/styles",
         "watch:eleventy": "cross-env ELEVENTY_ENV=dev eleventy --serve",
         "build:eleventy": "cross-env ELEVENTY_ENV=prod NODE_OPTIONS=--max-old-space-size=4096 eleventy",
-        "build:sass": "sass src/site/styles:dist/styles",
+        "build:sass": "sass src/site/styles:dist/styles --style compressed",
         "get-theme": "node src/site/get-theme.js",
         "build": "npm-run-all get-theme build:*",
         "postbuild": "node src/site/lunr-index.js"
@@ -19,6 +19,7 @@
     "devDependencies": {
         "@11ty/eleventy": "^2.0.0",
         "cross-env": "^7.0.3",
+        "html-minifier": "^4.0.0",
         "node-html-parser": "^6.1.4",
         "npm-run-all": "^4.1.5",
         "sass": "^1.49.9"
@@ -43,4 +44,4 @@
         "markdown-it-plantuml": "^1.4.1",
         "markdown-it-task-checkbox": "^1.0.6"
     }
-}
+}
\ No newline at end of file
diff --git a/src/site/get-theme.js b/src/site/get-theme.js
index fd2fcb8..181d63e 100644
--- a/src/site/get-theme.js
+++ b/src/site/get-theme.js
@@ -4,6 +4,8 @@ const fs = require("fs");
 const crypto = require("crypto");
 const glob = require("glob");
 
+const themeCommentRegex = /\/\*[\s\S]*?\*\//g;
+
 async function getTheme() {
   let themeUrl = process.env.THEME;
   if (themeUrl) {
@@ -26,13 +28,19 @@ async function getTheme() {
         fs.rmSync(file);
       });
     } catch {}
+    let skippedFirstComment = false;
+    const data = res.data.replace(themeCommentRegex, (match) => {
+      if (skippedFirstComment) {
+        return "";
+      } else {
+        skippedFirstComment = true;
+        return match;
+      }
+    });
     const hashSum = crypto.createHash("sha256");
-    hashSum.update(res.data);
+    hashSum.update(data);
     const hex = hashSum.digest("hex");
-    fs.writeFileSync(
-      `src/site/styles/_theme.${hex.substring(0, 8)}.css`,
-      res.data
-    );
+    fs.writeFileSync(`src/site/styles/_theme.${hex.substring(0, 8)}.css`, data);
   }
 }