diff --git a/Cargo.lock b/Cargo.lock
index 74240f2..9a7c098 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -694,6 +694,33 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "cssparser"
+version = "0.27.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "754b69d351cdc2d8ee09ae203db831e005560fc6030da058f86ad60c92a9cb0a"
+dependencies = [
+ "cssparser-macros",
+ "dtoa-short",
+ "itoa",
+ "matches",
+ "phf",
+ "proc-macro2",
+ "quote",
+ "smallvec",
+ "syn",
+]
+
+[[package]]
+name = "cssparser-macros"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dfae75de57f2b2e85e8768c3ea840fd159c8f33e2b6522c7835b7abac81be16e"
+dependencies = [
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.99.11"
@@ -735,6 +762,21 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0"
 
+[[package]]
+name = "dtoa"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56899898ce76aaf4a0f24d914c97ea6ed976d42fec6ad33fcbb0a1103e07b2b0"
+
+[[package]]
+name = "dtoa-short"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bde03329ae10e79ede66c9ce4dc930aa8599043b0743008548680f25b91502d6"
+dependencies = [
+ "dtoa",
+]
+
 [[package]]
 name = "either"
 version = "1.6.1"
@@ -825,6 +867,16 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 
+[[package]]
+name = "futf"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c9c1ce3fa9336301af935ab852c437817d14cd33690446569392e65170aac3b"
+dependencies = [
+ "mac",
+ "new_debug_unreachable",
+]
+
 [[package]]
 name = "futures"
 version = "0.3.13"
@@ -927,11 +979,15 @@ dependencies = [
  "chrono",
  "clap",
  "env_logger",
+ "html5ever",
+ "kuchiki",
  "linkify",
  "log",
+ "markup5ever",
  "percent-encoding",
  "pulldown-cmark",
  "regex",
+ "slug",
  "tera",
 ]
 
@@ -1070,6 +1126,20 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "html5ever"
+version = "0.25.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aafcf38a1a36118242d29b92e1b08ef84e67e4a5ed06e0a80be20e6a32bfed6b"
+dependencies = [
+ "log",
+ "mac",
+ "markup5ever",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "http"
 version = "0.2.3"
@@ -1184,6 +1254,18 @@ dependencies = [
  "winapi-build",
 ]
 
+[[package]]
+name = "kuchiki"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ea8e9c6e031377cff82ee3001dc8026cdf431ed4e2e6b51f98ab8c73484a358"
+dependencies = [
+ "cssparser",
+ "html5ever",
+ "matches",
+ "selectors",
+]
+
 [[package]]
 name = "language-tags"
 version = "0.2.2"
@@ -1244,12 +1326,32 @@ dependencies = [
  "linked-hash-map",
 ]
 
+[[package]]
+name = "mac"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4"
+
 [[package]]
 name = "maplit"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 
+[[package]]
+name = "markup5ever"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a24f40fb03852d1cdd84330cddcaf98e9ec08a7b7768e952fad3b4cf048ec8fd"
+dependencies = [
+ "log",
+ "phf",
+ "phf_codegen",
+ "string_cache",
+ "string_cache_codegen",
+ "tendril",
+]
+
 [[package]]
 name = "match_cfg"
 version = "0.1.0"
@@ -1376,6 +1478,18 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "new_debug_unreachable"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e4a24736216ec316047a1fc4252e27dabb04218aa4a3f37c6e7ddbf1f9782b54"
+
+[[package]]
+name = "nodrop"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72ef4a56884ca558e5ddb05a1d1e7e1bfd9a68d9ed024c21704cc98872dae1bb"
+
 [[package]]
 name = "nom"
 version = "4.2.3"
@@ -1531,6 +1645,60 @@ dependencies = [
  "sha-1 0.8.2",
 ]
 
+[[package]]
+name = "phf"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3dfb61232e34fcb633f43d12c58f83c1df82962dcdfa565a4e866ffc17dafe12"
+dependencies = [
+ "phf_macros",
+ "phf_shared",
+ "proc-macro-hack",
+]
+
+[[package]]
+name = "phf_codegen"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cbffee61585b0411840d3ece935cce9cb6321f01c45477d30066498cd5e1a815"
+dependencies = [
+ "phf_generator",
+ "phf_shared",
+]
+
+[[package]]
+name = "phf_generator"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17367f0cc86f2d25802b2c26ee58a7b23faeccf78a396094c13dced0d0182526"
+dependencies = [
+ "phf_shared",
+ "rand 0.7.3",
+]
+
+[[package]]
+name = "phf_macros"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f6fde18ff429ffc8fe78e2bf7f8b7a5a5a6e2a8b58bc5a9ac69198bbda9189c"
+dependencies = [
+ "phf_generator",
+ "phf_shared",
+ "proc-macro-hack",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "phf_shared"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c00cf8b9eafe68dde5e9eaa2cef8ee84a9336a47d566ec55ca16589633b65af7"
+dependencies = [
+ "siphasher",
+]
+
 [[package]]
 name = "pin-project"
 version = "0.4.27"
@@ -1595,6 +1763,12 @@ version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
 
+[[package]]
+name = "precomputed-hash"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"
+
 [[package]]
 name = "proc-macro-hack"
 version = "0.5.19"
@@ -1654,6 +1828,7 @@ dependencies = [
  "rand_chacha 0.2.2",
  "rand_core 0.5.1",
  "rand_hc 0.2.0",
+ "rand_pcg",
 ]
 
 [[package]]
@@ -1724,6 +1899,15 @@ dependencies = [
  "rand_core 0.6.2",
 ]
 
+[[package]]
+name = "rand_pcg"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16abd0c1b639e9eb4d7c50c0b8100b0d0f849be2349829c740fe8e6eb4816429"
+dependencies = [
+ "rand_core 0.5.1",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.2.5"
@@ -1797,6 +1981,26 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
+[[package]]
+name = "selectors"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df320f1889ac4ba6bc0cdc9c9af7af4bd64bb927bccdf32d81140dc1f9be12fe"
+dependencies = [
+ "bitflags",
+ "cssparser",
+ "derive_more",
+ "fxhash",
+ "log",
+ "matches",
+ "phf",
+ "phf_codegen",
+ "precomputed-hash",
+ "servo_arc",
+ "smallvec",
+ "thin-slice",
+]
+
 [[package]]
 name = "semver"
 version = "0.9.0"
@@ -1855,6 +2059,16 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "servo_arc"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d98238b800e0d1576d8b6e3de32827c2d74bee68bb97748dcf5071fb53965432"
+dependencies = [
+ "nodrop",
+ "stable_deref_trait",
+]
+
 [[package]]
 name = "sha-1"
 version = "0.8.2"
@@ -1895,6 +2109,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "siphasher"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cbce6d4507c7e4a3962091436e56e95290cb71fa302d0d270e32130b75fbff27"
+
 [[package]]
 name = "slab"
 version = "0.4.2"
@@ -1927,6 +2147,12 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
+
 [[package]]
 name = "standback"
 version = "0.2.15"
@@ -1985,6 +2211,31 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
 
+[[package]]
+name = "string_cache"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ddb1139b5353f96e429e1a5e19fbaf663bddedaa06d1dbd49f82e352601209a"
+dependencies = [
+ "lazy_static",
+ "new_debug_unreachable",
+ "phf_shared",
+ "precomputed-hash",
+ "serde",
+]
+
+[[package]]
+name = "string_cache_codegen"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f24c8e5e19d22a726626f1a5e16fe15b132dcf21d10177fa5a45ce7962996b97"
+dependencies = [
+ "phf_generator",
+ "phf_shared",
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "strsim"
 version = "0.8.0"
@@ -2002,6 +2253,17 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "tendril"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9ef557cb397a4f0a5a3a628f06515f78563f2209e64d47055d9dc6052bf5e33"
+dependencies = [
+ "futf",
+ "mac",
+ "utf-8",
+]
+
 [[package]]
 name = "tera"
 version = "1.6.1"
@@ -2042,6 +2304,12 @@ dependencies = [
  "unicode-width",
 ]
 
+[[package]]
+name = "thin-slice"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8eaa81235c7058867fa8c0e7314f33dcce9c215f535d1913822a2b3f5e289f3c"
+
 [[package]]
 name = "thiserror"
 version = "1.0.24"
@@ -2385,6 +2653,12 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "utf-8"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
+
 [[package]]
 name = "v_escape"
 version = "0.15.0"
diff --git a/Cargo.toml b/Cargo.toml
index 3f091b0..6aa1ec8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,12 @@ pulldown-cmark = "0.8.0"
 
 tera = "1"
 
+kuchiki = "0.8.1"
+html5ever = "*"
+markup5ever = "*"
+
 chrono = "0.4"
 regex = "1"
 linkify = "0.5"
+slug = "0.1.4"
 percent-encoding = "2.1.0"
diff --git a/src/main.rs b/src/main.rs
index 57b4f87..e1abd5e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,14 +1,19 @@
+use crate::markup5ever::tendril::TendrilSink;
 use actix_files::NamedFile;
 use actix_web::error::ErrorInternalServerError;
 use actix_web::{error, get, http, middleware, web, App, Error, HttpResponse, HttpServer};
 use anyhow::anyhow;
 use chrono::{DateTime, Local};
 use clap::{App as ClapApp, Arg};
+use html5ever::serialize::{serialize, SerializeOpts};
+use kuchiki::{parse_fragment, Attribute, ExpandedName, NodeRef};
 use linkify::LinkFinder;
 use log::{info, trace};
+use markup5ever::QualName;
 use percent_encoding::{percent_decode_str, utf8_percent_encode};
 use pulldown_cmark::{html, Event, Options, Parser, Tag};
 use regex::{Captures, Regex};
+use slug::slugify;
 use std::collections::HashMap;
 use std::fs::File;
 use std::io::Read;
@@ -19,6 +24,9 @@ use std::time::SystemTime;
 use std::{env, fs};
 use tera::{Context, Tera};
 
+#[macro_use]
+extern crate markup5ever;
+
 #[derive(Clone)]
 struct State {
     garden_dir: PathBuf,
@@ -323,7 +331,7 @@ fn update_garden<P: AsRef<Path>>(
         let mut file_string = String::new();
         file.read_to_string(&mut file_string)?;
         let markdown_source = preprocess_markdown(file_string);
-        let result = GardenParser::parse(&markdown_source);
+        let result = GardenParser::parse(&markdown_source)?;
 
         pages.insert(
             String::from(path.to_str().unwrap()),
@@ -366,7 +374,7 @@ struct ParseResult {
 }
 
 impl<'a> GardenParser<'a> {
-    fn parse<S: AsRef<str>>(text: &'a S) -> ParseResult {
+    fn parse<S: AsRef<str>>(text: &'a S) -> anyhow::Result<ParseResult> {
         let mut title: Option<String> = None;
         let mut links: Vec<String> = vec![];
 
@@ -380,8 +388,9 @@ impl<'a> GardenParser<'a> {
 
         let mut html = String::new();
         html::push_html(&mut html, parser);
+        html = postprocess_html(html)?;
 
-        ParseResult { html, title, links }
+        Ok(ParseResult { html, title, links })
     }
 }
 
@@ -449,6 +458,45 @@ fn preprocess_markdown(string: String) -> String {
     result_string
 }
 
+fn postprocess_html<T: AsRef<str>>(document: T) -> anyhow::Result<String> {
+    let document_bytes = String::from(document.as_ref());
+    let frag = parse_fragment(QualName::new(None, ns!(html), local_name!("body")), vec![])
+        .from_utf8()
+        .read_from(&mut document_bytes.as_bytes())
+        .unwrap();
+
+    frag.select("h1,h2,h3,h4,h5")
+        .unwrap()
+        .into_iter()
+        .for_each(|el| {
+            let id = slugify(el.text_contents());
+            el.attributes.borrow_mut().insert("id", id.clone());
+            el.as_node().prepend(NodeRef::new_element(
+                QualName::new(None, ns!(html), local_name!("a")),
+                vec![
+                    (
+                        ExpandedName::new(ns!(), local_name!("class")),
+                        Attribute {
+                            prefix: None,
+                            value: "anchor".to_string(),
+                        },
+                    ),
+                    (
+                        ExpandedName::new(ns!(), local_name!("href")),
+                        Attribute {
+                            prefix: None,
+                            value: format!("#{}", id),
+                        },
+                    ),
+                ],
+            ));
+        });
+
+    let mut bytes = vec![];
+    serialize(&mut bytes, &frag, SerializeOpts::default())?;
+    Ok(String::from_utf8(bytes)?)
+}
+
 fn normalize_name(filename: &str) -> String {
     let decoded = percent_decode_str(filename).decode_utf8_lossy();
     let result = decoded.strip_suffix(".md");
diff --git a/templates/main.css b/templates/main.css
index 0f369e0..02d78d9 100644
--- a/templates/main.css
+++ b/templates/main.css
@@ -49,6 +49,21 @@ li p {
     margin: 0;
 }
 
+.anchor {
+    text-decoration: none;
+    opacity: .5;
+    color: lightgray;
+}
+
+.anchor:after {
+    content: "#";
+    margin-right: .15em;
+}
+
+.anchor:visited {
+    color: lightgray;
+}
+
 aside h1 {
     font-size: 16pt;
     text-decoration: underline;