diff --git a/website/src/css/_shared.scss b/website/src/css/_shared.scss
index 598c4cc39a8..e4e58fec83f 100644
--- a/website/src/css/_shared.scss
+++ b/website/src/css/_shared.scss
@@ -50,30 +50,3 @@
     color: var(--ifm-link-color);
   }
 }
-
-%scrollbar-style {
-  &::-webkit-scrollbar {
-    width: 7px;
-    height: 7px;
-  }
-
-  &::-webkit-scrollbar-thumb {
-    background: #888;
-    border-radius: 10px;
-  }
-
-  &::-webkit-scrollbar-track {
-    background: #f1f1f1;
-    border-radius: 10px;
-  }
-}
-
-%scrollbar-style-dark {
-  &::-webkit-scrollbar-track {
-    background: #141414;
-  }
-
-  &::-webkit-scrollbar-thumb {
-    background: var(--ifm-color-emphasis-200);
-  }
-}
diff --git a/website/src/css/customTheme.scss b/website/src/css/customTheme.scss
index 1ad0fd4920f..b69df3500e7 100644
--- a/website/src/css/customTheme.scss
+++ b/website/src/css/customTheme.scss
@@ -420,10 +420,6 @@ hr {
     background-color: var(--ifm-color-emphasis-300);
   }
 
-  .prism-code {
-    @extend %scrollbar-style;
-  }
-
   .tabs {
     border-bottom: 1px solid var(--ifm-table-border-color);
     color: var(--ifm-font-color-base);
@@ -461,10 +457,6 @@ html[data-theme="dark"] {
       }
     }
 
-    .prism-code {
-      @extend %scrollbar-style-dark;
-    }
-
     div[class*="codeBlockTitle"] {
       color: var(--docsearch-muted-color);
       background-color: var(--deepdark);
@@ -558,12 +550,6 @@ html[data-theme="dark"] .alert--secondary {
   }
 }
 
-/* Sidebars */
-
-html[data-theme="dark"] {
-  @extend %scrollbar-style-dark;
-}
-
 /* Blog */
 
 .avatar__name {
@@ -855,10 +841,6 @@ html[data-theme="dark"] {
 aside[class^="theme-doc-sidebar-container"] {
   margin-right: 16px;
 
-  .thin-scrollbar {
-    @extend %scrollbar-style;
-  }
-
   .menu__list .menu__list {
     margin-top: 0;
   }
@@ -1043,8 +1025,6 @@ aside[class^="theme-doc-sidebar-container"] {
 }
 
 html[data-theme="dark"] .menu {
-  @extend %scrollbar-style-dark;
-
   .menu__list > .menu__list-item > .menu__link--sublist {
     color: var(--ifm-color-emphasis-400);
   }
@@ -1059,8 +1039,6 @@ html[data-theme="dark"] .menu {
 div[class^="tableOfContents"] {
   min-width: 100%;
   width: 100%;
-
-  @extend %scrollbar-style;
 }
 
 .table-of-contents {
@@ -1134,10 +1112,6 @@ html[data-theme="dark"] {
   }
 }
 
-html[data-theme="dark"] div[class^="tableOfContents"] {
-  @extend %scrollbar-style-dark;
-}
-
 button[class*="tocCollapsibleButton"] {
   color: var(--ifm-color-content-secondary);
 }
@@ -1916,18 +1890,6 @@ html[data-theme="dark"] .docsRating {
   article.margin-bottom--xl {
     margin-bottom: 2.5rem !important;
   }
-
-  aside nav {
-    @extend %scrollbar-style;
-  }
-}
-
-html[data-theme="dark"].blog-wrapper {
-  .main-wrapper {
-    aside nav {
-      @extend %scrollbar-style-dark;
-    }
-  }
 }
 
 html[data-theme="light"].blog-wrapper {