custom scrollbar size

_config.yml

@@ -199,6 +199,8 @@ style:
   animated_avatar:
     animate: auto # auto, always
     background: https://cdn.jsdelivr.net/gh/cdn-x/placeholder@1.0.2/avatar/round/rainbow64@3x.webp
+  codeblock:
+    scrollbar: 4px
 
 default:
   avatar: https://cdn.jsdelivr.net/gh/cdn-x/placeholder@1.0.1/avatar/round/3442075.svg

source/css/_common/highlight.styl

@@ -36,7 +36,7 @@ article.md .highlight
     margin: 0
     background: transparent
     border: none
-    scrollbar-codeblock()
+    scrollbar-codeblock(convert(hexo-config('style.codeblock.scrollbar')))
     tr
       background: transparent
       &:hover
@@ -71,7 +71,6 @@ article.md .highlight
   .code
     vertical-align: top
     &:before
-      content: ""
       position: absolute
       top: 0
       right: 0

source/css/_defines/func.styl

@@ -68,10 +68,10 @@ scrollbar($w = 4px, $b = 2px, $c = var(--text-meta), $h = var(--text-p3))
       background: $h
 
 
-scrollbar-codeblock()
+scrollbar-codeblock($height = 4px)
   &::-webkit-scrollbar
-    height: 4px
-    width: 4px
+    height: $height
+    width: $height
   &::-webkit-scrollbar-track-piece
     background: transparent
   &::-webkit-scrollbar-thumb