Update snippet examples for dark mode (#37834)

* Update snippet examples for dark mode

* Fix markup

* Review comments

* undo colored links docs from this PR

1 files changed, 6 insertions, 6 deletions

diff --git a/site/content/docs/5.3/examples/heroes/index.html b/site/content/docs/5.3/examples/heroes/index.html
index 819434bf8..b3f3f271b 100644
--- a/site/content/docs/5.3/examples/heroes/index.html
+++ b/site/content/docs/5.3/examples/heroes/index.html
@@ -11,7 +11,7 @@ body_class: ""
 
   <div class="px-4 py-5 my-5 text-center">
     <img class="d-block mx-auto mb-4" src="/docs/{{< param docs_version >}}/assets/brand/bootstrap-logo.svg" alt="" width="72" height="57">
-    <h1 class="display-5 fw-bold">Centered hero</h1>
+    <h1 class="display-5 fw-bold text-body-emphasis">Centered hero</h1>
     <div class="col-lg-6 mx-auto">
       <p class="lead mb-4">Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful JavaScript plugins.</p>
       <div class="d-grid gap-2 d-sm-flex justify-content-sm-center">
@@ -24,7 +24,7 @@ body_class: ""
   <div class="b-example-divider"></div>
 
   <div class="px-4 pt-5 my-5 text-center border-bottom">
-    <h1 class="display-4 fw-bold">Centered screenshot</h1>
+    <h1 class="display-4 fw-bold text-body-emphasis">Centered screenshot</h1>
     <div class="col-lg-6 mx-auto">
       <p class="lead mb-4">Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful JavaScript plugins.</p>
       <div class="d-grid gap-2 d-sm-flex justify-content-sm-center mb-5">
@@ -47,7 +47,7 @@ body_class: ""
         <img src="bootstrap-themes.png" class="d-block mx-lg-auto img-fluid" alt="Bootstrap Themes" width="700" height="500" loading="lazy">
       </div>
       <div class="col-lg-6">
-        <h1 class="display-5 fw-bold lh-1 mb-3">Responsive left-aligned hero with image</h1>
+        <h1 class="display-5 fw-bold text-body-emphasis lh-1 mb-3">Responsive left-aligned hero with image</h1>
         <p class="lead">Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful JavaScript plugins.</p>
         <div class="d-grid gap-2 d-md-flex justify-content-md-start">
           <button type="button" class="btn btn-primary btn-lg px-4 me-md-2">Primary</button>
@@ -62,7 +62,7 @@ body_class: ""
   <div class="container col-xl-10 col-xxl-8 px-4 py-5">
     <div class="row align-items-center g-lg-5 py-5">
       <div class="col-lg-7 text-center text-lg-start">
-        <h1 class="display-4 fw-bold lh-1 mb-3">Vertically centered hero sign-up form</h1>
+        <h1 class="display-4 fw-bold lh-1 text-body-emphasis mb-3">Vertically centered hero sign-up form</h1>
         <p class="col-lg-10 fs-4">Below is an example form built entirely with Bootstrap’s form controls. Each required form group has a validation state that can be triggered by attempting to submit the form without completing it.</p>
       </div>
       <div class="col-md-10 mx-auto col-lg-5">
@@ -93,7 +93,7 @@ body_class: ""
   <div class="container my-5">
     <div class="row p-4 pb-0 pe-lg-0 pt-lg-5 align-items-center rounded-3 border shadow-lg">
       <div class="col-lg-7 p-3 p-lg-5 pt-lg-3">
-        <h1 class="display-4 fw-bold lh-1">Border hero with cropped image and shadows</h1>
+        <h1 class="display-4 fw-bold lh-1 text-body-emphasis">Border hero with cropped image and shadows</h1>
         <p class="lead">Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful JavaScript plugins.</p>
         <div class="d-grid gap-2 d-md-flex justify-content-md-start mb-4 mb-lg-3">
           <button type="button" class="btn btn-primary btn-lg px-4 me-md-2 fw-bold">Primary</button>
@@ -110,7 +110,7 @@ body_class: ""
 
   <div class="bg-dark text-secondary px-4 py-5 text-center">
     <div class="py-5">
-      <h1 class="display-5 fw-bold text-white">Dark mode hero</h1>
+      <h1 class="display-5 fw-bold text-white">Dark color hero</h1>
       <div class="col-lg-6 mx-auto">
         <p class="fs-5 mb-4">Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system, extensive prebuilt components, and powerful JavaScript plugins.</p>
         <div class="d-grid gap-2 d-sm-flex justify-content-sm-center">