diff --git a/site/docs/4.1/examples/blog/blog.css b/site/docs/4.1/examples/blog/blog.css
index 059125fa86..b60d0d2e90 100644
--- a/site/docs/4.1/examples/blog/blog.css
+++ b/site/docs/4.1/examples/blog/blog.css
@@ -68,9 +68,6 @@ h1, h2, h3, h4, h5, h6 {
   .h-md-250 { height: 250px; }
 }
 
-.border-top { border-top: 1px solid #e5e5e5; }
-.border-bottom { border-bottom: 1px solid #e5e5e5; }
-
 /*
  * Blog name and description
  */
diff --git a/site/docs/4.1/examples/checkout/form-validation.css b/site/docs/4.1/examples/checkout/form-validation.css
index dcd283b97b..7a6246faec 100644
--- a/site/docs/4.1/examples/checkout/form-validation.css
+++ b/site/docs/4.1/examples/checkout/form-validation.css
@@ -2,8 +2,4 @@
   max-width: 960px;
 }
 
-.border-top { border-top: 1px solid #e5e5e5; }
-.border-bottom { border-bottom: 1px solid #e5e5e5; }
-.border-top-gray { border-top-color: #adb5bd; }
-
 .lh-condensed { line-height: 1.25; }
diff --git a/site/docs/4.1/examples/dashboard/dashboard.css b/site/docs/4.1/examples/dashboard/dashboard.css
index 3918097399..eb3bb85409 100644
--- a/site/docs/4.1/examples/dashboard/dashboard.css
+++ b/site/docs/4.1/examples/dashboard/dashboard.css
@@ -98,10 +98,3 @@ body {
   border-color: transparent;
   box-shadow: 0 0 0 3px rgba(255, 255, 255, .25);
 }
-
-/*
- * Utilities
- */
-
-.border-top { border-top: 1px solid #e5e5e5; }
-.border-bottom { border-bottom: 1px solid #e5e5e5; }
diff --git a/site/docs/4.1/examples/offcanvas/offcanvas.css b/site/docs/4.1/examples/offcanvas/offcanvas.css
index da00324003..22de95a411 100644
--- a/site/docs/4.1/examples/offcanvas/offcanvas.css
+++ b/site/docs/4.1/examples/offcanvas/offcanvas.css
@@ -70,8 +70,6 @@ body {
 
 .bg-purple { background-color: #6f42c1; }
 
-.border-bottom { border-bottom: 1px solid #e5e5e5; }
-
 .lh-100 { line-height: 1; }
 .lh-125 { line-height: 1.25; }
 .lh-150 { line-height: 1.5; }
diff --git a/site/docs/4.1/examples/pricing/pricing.css b/site/docs/4.1/examples/pricing/pricing.css
index 203b8ebe91..cbf0ec013a 100644
--- a/site/docs/4.1/examples/pricing/pricing.css
+++ b/site/docs/4.1/examples/pricing/pricing.css
@@ -18,6 +18,3 @@ html {
 .card-deck .card {
   min-width: 220px;
 }
-
-.border-top { border-top: 1px solid #e5e5e5; }
-.border-bottom { border-bottom: 1px solid #e5e5e5; }
diff --git a/site/docs/4.1/examples/product/product.css b/site/docs/4.1/examples/product/product.css
index fc8b045196..4db2864fc5 100644
--- a/site/docs/4.1/examples/product/product.css
+++ b/site/docs/4.1/examples/product/product.css
@@ -60,9 +60,6 @@
  * Extra utilities
  */
 
-.border-top { border-top: 1px solid #e5e5e5; }
-.border-bottom { border-bottom: 1px solid #e5e5e5; }
-
 .flex-equal > * {
   -ms-flex: 1;
   flex: 1;