diff --git a/docs/pages/_document.js b/docs/pages/_document.js
index 24871d63568629..ca969d20a004b3 100644
--- a/docs/pages/_document.js
+++ b/docs/pages/_document.js
@@ -119,7 +119,14 @@ export default class MyDocument extends Document {
             // use https://cssminifier.com/ to minify
             // eslint-disable-next-line react/no-danger
             dangerouslySetInnerHTML={{
-              __html: `@font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-Regular.woff2) format('woff2'),url(/static/fonts/GeneralSans-Regular.ttf) format('truetype');font-weight:400;font-style:normal;font-display:swap;}@font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-Medium.woff2) format('woff2'),url(/static/fonts/GeneralSans-Medium.ttf) format('truetype');font-weight:500;font-style:normal;font-display:swap;}@font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-SemiBold.woff2) format('woff2'),url(/static/fonts/GeneralSans-SemiBold.ttf) format('truetype');font-weight:600;font-style:normal;font-display:swap;}@font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-Bold.woff2) format('woff2'),url(/static/fonts/GeneralSans-Bold.ttf) format('truetype');font-weight:700;font-style:normal;font-display:swap;}`,
+              __html: `
+              @font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-Regular.woff2) format('woff2'),url(/static/fonts/GeneralSans-Regular.ttf) format('truetype');font-weight:400;font-style:normal;font-display:swap;}
+
+              @font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-Medium.woff2) format('woff2'),url(/static/fonts/GeneralSans-Medium.ttf) format('truetype');font-weight:500;font-style:normal;font-display:swap;}
+
+              @font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-SemiBold.woff2) format('woff2'),url(/static/fonts/GeneralSans-SemiBold.ttf) format('truetype');font-weight:600;font-style:normal;font-display:swap;}
+
+              @font-face{font-family:'General Sans';src:url(/static/fonts/GeneralSans-Bold.woff2) format('woff2'),url(/static/fonts/GeneralSans-Bold.ttf) format('truetype');font-weight:700;font-style:normal;font-display:swap;}`,
             }}
           />
           <style
@@ -127,7 +134,14 @@ export default class MyDocument extends Document {
             // use https://cssminifier.com/ to minify
             // eslint-disable-next-line react/no-danger
             dangerouslySetInnerHTML={{
-              __html: `@font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-Regular.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-Regular.woff) format('woff'),url(/static/fonts/IBMPlexSans-Regular.ttf) format('truetype');font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-Medium.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-Medium.woff) format('woff'),url(/static/fonts/IBMPlexSans-Medium.ttf) format('truetype');font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-SemiBold.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-SemiBold.woff) format('woff'),url(/static/fonts/IBMPlexSans-SemiBold.ttf) format('truetype');font-weight:600;font-style:normal;font-display:swap}@font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-Bold.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-Bold.woff) format('woff'),url(/static/fonts/IBMPlexSans-Bold.ttf) format('truetype');font-weight:700;font-style:normal;font-display:swap}`,
+              __html: `
+              @font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-Regular.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-Regular.woff) format('woff'),url(/static/fonts/IBMPlexSans-Regular.ttf) format('truetype');font-weight:400;font-style:normal;font-display:swap}
+
+              @font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-Medium.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-Medium.woff) format('woff'),url(/static/fonts/IBMPlexSans-Medium.ttf) format('truetype');font-weight:500;font-style:normal;font-display:swap}
+
+              @font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-SemiBold.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-SemiBold.woff) format('woff'),url(/static/fonts/IBMPlexSans-SemiBold.ttf) format('truetype');font-weight:600;font-style:normal;font-display:swap}
+
+              @font-face{font-family:'IBM Plex Sans';src:url(/static/fonts/IBMPlexSans-Bold.woff2) format('woff2'),url(/static/fonts/IBMPlexSans-Bold.woff) format('woff'),url(/static/fonts/IBMPlexSans-Bold.ttf) format('truetype');font-weight:700;font-style:normal;font-display:swap}`,
             }}
           />
           <GlobalStyles
diff --git a/packages/mui-docs/src/branding/brandingTheme.ts b/packages/mui-docs/src/branding/brandingTheme.ts
index a68e3f1bee2e73..412e032fc3de06 100644
--- a/packages/mui-docs/src/branding/brandingTheme.ts
+++ b/packages/mui-docs/src/branding/brandingTheme.ts
@@ -335,18 +335,18 @@ export const getDesignTokens = (mode: 'light' | 'dark') =>
         fontWeight: 500,
       },
       body1: {
-        fontSize: defaultTheme.typography.pxToRem(16), // 16px
+        fontSize: defaultTheme.typography.pxToRem(16),
         lineHeight: 24 / 16,
         letterSpacing: 0,
       },
       body2: {
-        fontSize: defaultTheme.typography.pxToRem(14), // 14px
+        fontSize: defaultTheme.typography.pxToRem(14),
         lineHeight: 21 / 14,
         letterSpacing: 0,
       },
       caption: {
         display: 'inline-block',
-        fontSize: defaultTheme.typography.pxToRem(12), // 12px
+        fontSize: defaultTheme.typography.pxToRem(12),
         lineHeight: 18 / 12,
         letterSpacing: 0,
         fontWeight: 700,