diff --git a/quartz/components/pages/404.tsx b/quartz/components/pages/404.tsx
index 3583b0399..2076ad7d1 100644
--- a/quartz/components/pages/404.tsx
+++ b/quartz/components/pages/404.tsx
@@ -1,11 +1,11 @@
-import {i18n} from "../../i18n"
-import {
-  QuartzComponent,
-  QuartzComponentConstructor,
-  QuartzComponentProps,
-} from "../types"
+import { i18n } from "../../i18n"
+import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "../types"
+
+const NotFound: QuartzComponent = ({ cfg }: QuartzComponentProps) => {
+  // If baseUrl contains a pathname after the domain, use this as the home link
+  const url = new URL(`https://${cfg.baseUrl ?? "example.com"}`)
+  const baseDir = url.pathname
 
-const NotFound: QuartzComponent = ({cfg}: QuartzComponentProps) => {
   return (
     <article class="popover-hint">
       <h1>404</h1>
@@ -15,4 +15,4 @@ const NotFound: QuartzComponent = ({cfg}: QuartzComponentProps) => {
   )
 }
 
-export default (() => NotFound) satisfies QuartzComponentConstructor
+export default (() => NotFound) satisfies QuartzComponentConstructor
\ No newline at end of file
diff --git a/quartz/plugins/transformers/ofm.ts b/quartz/plugins/transformers/ofm.ts
index 6ef9ea6ee..f4f6066d1 100644
--- a/quartz/plugins/transformers/ofm.ts
+++ b/quartz/plugins/transformers/ofm.ts
@@ -1,32 +1,22 @@
-import {QuartzTransformerPlugin} from "../types"
-import {
-  Root,
-  Html,
-  BlockContent,
-  DefinitionContent,
-  Paragraph,
-  Code,
-} from "mdast"
-import {Element, Literal, Root as HtmlRoot} from "hast"
-import {
-  ReplaceFunction,
-  findAndReplace as mdastFindReplace,
-} from "mdast-util-find-and-replace"
-import {slug as slugAnchor} from "github-slugger"
+import { QuartzTransformerPlugin } from "../types"
+import { Root, Html, BlockContent, DefinitionContent, Paragraph, Code } from "mdast"
+import { Element, Literal, Root as HtmlRoot } from "hast"
+import { ReplaceFunction, findAndReplace as mdastFindReplace } from "mdast-util-find-and-replace"
+import { slug as slugAnchor } from "github-slugger"
 import rehypeRaw from "rehype-raw"
-import {SKIP, visit} from "unist-util-visit"
+import { SKIP, visit } from "unist-util-visit"
 import path from "path"
-import {JSResource} from "../../util/resources"
+import { JSResource } from "../../util/resources"
 // @ts-ignore
 import calloutScript from "../../components/scripts/callout.inline.ts"
 // @ts-ignore
 import checkboxScript from "../../components/scripts/checkbox.inline.ts"
-import {FilePath, pathToRoot, slugTag, slugifyFilePath} from "../../util/path"
-import {toHast} from "mdast-util-to-hast"
-import {toHtml} from "hast-util-to-html"
-import {PhrasingContent} from "mdast-util-find-and-replace/lib"
-import {capitalize} from "../../util/lang"
-import {PluggableList} from "unified"
+import { FilePath, pathToRoot, slugTag, slugifyFilePath } from "../../util/path"
+import { toHast } from "mdast-util-to-hast"
+import { toHtml } from "hast-util-to-html"
+import { PhrasingContent } from "mdast-util-find-and-replace/lib"
+import { capitalize } from "../../util/lang"
+import { PluggableList } from "unified"
 
 export interface Options {
   comments: boolean
@@ -100,8 +90,7 @@ const arrowMapping: Record<string, string> = {
 }
 
 function canonicalizeCallout(calloutName: string): keyof typeof calloutMapping {
-  const normalizedCallout =
-    calloutName.toLowerCase() as keyof typeof calloutMapping
+  const normalizedCallout = calloutName.toLowerCase() as keyof typeof calloutMapping
   // if callout is not recognized, make it a custom one
   return calloutMapping[normalizedCallout] ?? calloutName
 }
@@ -145,24 +134,21 @@ const tagRegex = new RegExp(
   "gu",
 )
 const blockReferenceRegex = new RegExp(/\^([-_A-Za-z0-9]+)$/, "g")
-const ytLinkRegex =
-  /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/
+const ytLinkRegex = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/
 const ytPlaylistLinkRegex = /[?&]list=([^#?&]*)/
-const videoExtensionRegex = new RegExp(
-  /\.(mp4|webm|ogg|avi|mov|flv|wmv|mkv|mpg|mpeg|3gp|m4v)$/,
-)
+const videoExtensionRegex = new RegExp(/\.(mp4|webm|ogg|avi|mov|flv|wmv|mkv|mpg|mpeg|3gp|m4v)$/)
 const wikilinkImageEmbedRegex = new RegExp(
   /^(?<alt>(?!^\d*x?\d*$).*?)?(\|?\s*?(?<width>\d+)(x(?<height>\d+))?)?$/,
 )
 
-export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
-  Partial<Options> | undefined
-> = (userOpts) => {
-  const opts = {...defaultOptions, ...userOpts}
+export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options> | undefined> = (
+  userOpts,
+) => {
+  const opts = { ...defaultOptions, ...userOpts }
 
   const mdastToHtml = (ast: PhrasingContent | Paragraph) => {
-    const hast = toHast(ast, {allowDangerousHtml: true})!
-    return toHtml(hast, {allowDangerousHtml: true})
+    const hast = toHast(ast, { allowDangerousHtml: true })!
+    return toHtml(hast, { allowDangerousHtml: true })
   }
 
   return {
@@ -216,10 +202,8 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
           const fp = rawFp ?? ""
           const anchor = rawHeader?.trim().replace(/^#+/, "")
           const blockRef = Boolean(anchor?.startsWith("^")) ? "^" : ""
-          const displayAnchor = anchor
-            ? `#${blockRef}${slugAnchor(anchor)}`
-            : ""
-          let displayAlias = rawAlias ?? rawHeader?.replace("#", "|") ?? ""
+          const displayAnchor = anchor ? `#${blockRef}${slugAnchor(anchor)}` : ""
+          const displayAlias = rawAlias ?? rawHeader?.replace("#", "|") ?? ""
           const embedDisplay = value.startsWith("!") ? "!" : ""
 
           if (rawFp?.match(externalLinkRegex)) {
@@ -254,17 +238,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
                 if (value.startsWith("!")) {
                   const ext: string = path.extname(fp).toLowerCase()
                   const url = slugifyFilePath(fp as FilePath)
-                  if (
-                    [
-                      ".png",
-                      ".jpg",
-                      ".jpeg",
-                      ".gif",
-                      ".bmp",
-                      ".svg",
-                      ".webp",
-                    ].includes(ext)
-                  ) {
+                  if ([".png", ".jpg", ".jpeg", ".gif", ".bmp", ".svg", ".webp"].includes(ext)) {
                     const match = wikilinkImageEmbedRegex.exec(alias ?? "")
                     const alt = match?.groups?.alt ?? ""
                     const width = match?.groups?.width ?? "auto"
@@ -280,23 +254,13 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
                         },
                       },
                     }
-                  } else if (
-                    [".mp4", ".webm", ".ogv", ".mov", ".mkv"].includes(ext)
-                  ) {
+                  } else if ([".mp4", ".webm", ".ogv", ".mov", ".mkv"].includes(ext)) {
                     return {
                       type: "html",
                       value: `<video src="${url}" controls></video>`,
                     }
                   } else if (
-                    [
-                      ".mp3",
-                      ".webm",
-                      ".wav",
-                      ".m4a",
-                      ".ogg",
-                      ".3gp",
-                      ".flac",
-                    ].includes(ext)
+                    [".mp3", ".webm", ".wav", ".m4a", ".ogg", ".3gp", ".flac"].includes(ext)
                   ) {
                     return {
                       type: "html",
@@ -311,7 +275,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
                     const block = anchor
                     return {
                       type: "html",
-                      data: {hProperties: {transclude: true}},
+                      data: { hProperties: { transclude: true } },
                       value: `<blockquote class="transclude" data-url="${url}" data-block="${block}"><a href="${
                         url + anchor
                       }" class="transclude-inner">Transclude of ${url}${block}</a></blockquote>`,
@@ -404,24 +368,18 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
                 if (typeof replace === "string") {
                   node.value = node.value.replace(regex, replace)
                 } else {
-                  node.value = node.value.replace(
-                    regex,
-                    (substring: string, ...args) => {
-                      const replaceValue = replace(substring, ...args)
-                      if (typeof replaceValue === "string") {
-                        return replaceValue
-                      } else if (Array.isArray(replaceValue)) {
-                        return replaceValue.map(mdastToHtml).join("")
-                      } else if (
-                        typeof replaceValue === "object" &&
-                        replaceValue !== null
-                      ) {
-                        return mdastToHtml(replaceValue)
-                      } else {
-                        return substring
-                      }
-                    },
-                  )
+                  node.value = node.value.replace(regex, (substring: string, ...args) => {
+                    const replaceValue = replace(substring, ...args)
+                    if (typeof replaceValue === "string") {
+                      return replaceValue
+                    } else if (Array.isArray(replaceValue)) {
+                      return replaceValue.map(mdastToHtml).join("")
+                    } else if (typeof replaceValue === "object" && replaceValue !== null) {
+                      return mdastToHtml(replaceValue)
+                    } else {
+                      return substring
+                    }
+                  })
                 }
               }
             })
@@ -434,11 +392,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
         plugins.push(() => {
           return (tree: Root, _file) => {
             visit(tree, "image", (node, index, parent) => {
-              if (
-                parent &&
-                index != undefined &&
-                videoExtensionRegex.test(node.url)
-              ) {
+              if (parent && index != undefined && videoExtensionRegex.test(node.url)) {
                 const newNode: Html = {
                   type: "html",
                   value: `<video controls src="${node.url}"></video>`,
@@ -462,10 +416,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
 
               // find first line
               const firstChild = node.children[0]
-              if (
-                firstChild.type !== "paragraph" ||
-                firstChild.children[0]?.type !== "text"
-              ) {
+              if (firstChild.type !== "paragraph" || firstChild.children[0]?.type !== "text") {
                 return
               }
 
@@ -476,26 +427,18 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
 
               const match = firstLine.match(calloutRegex)
               if (match && match.input) {
-                const [calloutDirective, typeString, collapseChar] = match
-                const calloutType = canonicalizeCallout(
-                  typeString.toLowerCase(),
-                )
+                const [calloutDirective, typeString, calloutMetaData, collapseChar] = match
+                const calloutType = canonicalizeCallout(typeString.toLowerCase())
                 const collapse = collapseChar === "+" || collapseChar === "-"
-                const defaultState =
-                  collapseChar === "-" ? "collapsed" : "expanded"
-                const titleContent = match.input
-                  .slice(calloutDirective.length)
-                  .trim()
-                const useDefaultTitle =
-                  titleContent === "" && restOfTitle.length === 0
+                const defaultState = collapseChar === "-" ? "collapsed" : "expanded"
+                const titleContent = match.input.slice(calloutDirective.length).trim()
+                const useDefaultTitle = titleContent === "" && restOfTitle.length === 0
                 const titleNode: Paragraph = {
                   type: "paragraph",
                   children: [
                     {
                       type: "text",
-                      value: useDefaultTitle
-                        ? capitalize(typeString)
-                        : titleContent + " ",
+                      value: useDefaultTitle ? capitalize(typeString) : titleContent + " ",
                     },
                     ...restOfTitle,
                   ],
@@ -515,8 +458,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
                 </div>`,
                 }
 
-                const blockquoteContent: (BlockContent | DefinitionContent)[] =
-                  [titleHtml]
+                const blockquoteContent: (BlockContent | DefinitionContent)[] = [titleHtml]
                 if (remainingText.length > 0) {
                   blockquoteContent.push({
                     type: "paragraph",
@@ -544,7 +486,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
                 node.data = {
                   hProperties: {
                     ...(node.data?.hProperties ?? {}),
-                    "className": classNames.join(" "),
+                    className: classNames.join(" "),
                     "data-callout": calloutType,
                     "data-callout-fold": collapse,
                     "data-callout-metadata": calloutMetaData,
@@ -657,14 +599,10 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
         plugins.push(() => {
           return (tree: HtmlRoot) => {
             visit(tree, "element", (node) => {
-              if (
-                node.tagName === "img" &&
-                typeof node.properties.src === "string"
-              ) {
+              if (node.tagName === "img" && typeof node.properties.src === "string") {
                 const match = node.properties.src.match(ytLinkRegex)
                 const videoId = match && match[2].length == 11 ? match[2] : null
-                const playlistId =
-                  node.properties.src.match(ytPlaylistLinkRegex)?.[1]
+                const playlistId = node.properties.src.match(ytPlaylistLinkRegex)?.[1]
                 if (videoId) {
                   // YouTube video (with optional playlist)
                   node.tagName = "iframe"
@@ -700,10 +638,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
         plugins.push(() => {
           return (tree: HtmlRoot, _file) => {
             visit(tree, "element", (node) => {
-              if (
-                node.tagName === "input" &&
-                node.properties.type === "checkbox"
-              ) {
+              if (node.tagName === "input" && node.properties.type === "checkbox") {
                 const isChecked = node.properties?.checked ?? false
                 node.properties = {
                   type: "checkbox",
@@ -765,7 +700,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<
         })
       }
 
-      return {js}
+      return { js }
     },
   }
 }
@@ -775,4 +710,4 @@ declare module "vfile" {
     blocks: Record<string, Element>
     htmlAst: HtmlRoot
   }
-}
+}
\ No newline at end of file