💄 🐛 Fixed the copy code button display style.

assets/css/_common/scaffolding/highlight/copy-code.scss

@@ -2,6 +2,19 @@
   opacity: 1;
 }
 
+.highlight {
+
+  background: var(--highlight-background);
+
+  .table-container, pre {
+    position: relative;
+  }
+
+  .table-container table tbody tr {
+    background: none;
+  }
+}
+
 .copy-btn {
   color: $black-dim;
   cursor: pointer;
@@ -9,32 +22,32 @@
   opacity: 0;
   padding: 2px 6px;
   position: absolute;
+  right: 8px;
+  top: 4px;
   transition: opacity $transition-ease;
+  background: var(--highlight-background);
 
   @if $codeblock_copy_btn_style == 'flat' {
     background: white;
     border: 0;
     font-size: $font-size-smaller;
-    right: 0;
-    top: 0;
+    
   } @else if $codeblock_copy_btn_style == 'mac' {
     color: var(--highlight-foreground);
     font-size: 14px;
-    right: 0;
-    top: 2px;
+    border-radius: 3px;
   } @else {
     background-color: $gainsboro;
     background-image: linear-gradient(#fcfcfc, $gainsboro);
     border: 1px solid #d5d5d5;
     border-radius: 3px;
     font-size: $font-size-smaller;
-    right: 4px;
-    top: 8px;
+    
   }
 }
 
 @if $codeblock_copy_btn_style == 'mac' {
-  figure.highlight {
+  .highlight {
     border-radius: 5px;
     box-shadow: 0 10px 30px 0 rgba(0, 0, 0, .4);
     padding-top: 30px;
@@ -46,8 +59,8 @@
     &::before {
       background: #fc625d;
       box-shadow: 20px 0 #fdbc40, 40px 0 #35cd4b;
-      left: 12px;
       margin-top: -20px;
+      margin-left: 10px;
       position: absolute;
       @include round-icon(12px);
     }

assets/css/_common/scaffolding/highlight/index.scss

@@ -1,17 +1,5 @@
-// Use `@use` to fix issue #67
-// TODO find way to import file by dynmatic
-// @import '(theme.highlight.enable && theme.highlight.light.file) ? theme.highlight.light.file : null';
-// @import '(theme.prism.enable && theme.prism.light) ? theme.prism.light : null';
-// @import '(theme.prism.enable && theme.prism.number) ? theme.prism.number : null';
+@import 'copy-code';
 
-/* @media (prefers-color-scheme: dark) {
-  @import '(theme.darkmode && theme.highlight.enable && theme.highlight.dark.file) ? theme.highlight.dark.file : null';
-  @import '(theme.darkmode && theme.prism.enable && theme.prism.dark) ? theme.prism.dark : null';
-} */
-
-// @import 'theme.codeblock.copy_button.enable ? "copy-code" : null';
-
-// Placeholder: %code-inline %code-block
 %code-inline {
   background: var(--highlight-background);
   color: var(--highlight-foreground);
@@ -23,36 +11,14 @@
   margin: 0 auto 20px;
 }
 
-%figcaption {
-  background: var(--highlight-gutter-background);
-  color: var(--highlight-foreground);
-  display: flow-root;
-  font-size: $table-font-size;
-  line-height: 1.2;
-  padding: .5em;
 
-  a {
-    color: var(--highlight-foreground);
-    float: right;
-
-    &:hover {
-      border-bottom-color: var(--highlight-foreground);
-    }
-  }
+pre {
+  padding: 10px;
 }
-
 pre, code {
   font-family: $code-font-family;
-  color: #fff;
 }
 
-code {
-  @extend %code-inline;
-  border-radius: 3px;
-  font-size: $table-font-size;
-  padding: 2px 4px;
-  @include word-wrap();
-}
 
 kbd {
   @extend %code-inline;
@@ -62,82 +28,4 @@ kbd {
   font-family: inherit;
   padding: .1em .3em;
   white-space: nowrap;
-  color: #fff;
-}
-
-// `highlight.line_number: false` and `highlight.wrap: false`
-// in Hexo config generates code.highlight elements
-figure.highlight {
-  @extend %code-block;
-  position: relative;
-
-  pre {
-    border: 0;
-    margin: 0;
-    padding: 10px 0;
-  }
-
-  table {
-    border: 0;
-    margin: 0;
-    width: auto;
-  }
-
-  td {
-    border: 0;
-    padding: 0;
-  }
-
-  figcaption {
-    @extend %figcaption;
-  }
-
-  .gutter {
-    @include disable-user-select();
-
-    pre {
-      background: var(--highlight-gutter-background);
-      color: var(--highlight-gutter-foreground);
-      padding-left: 10px;
-      padding-right: 10px;
-      text-align: right;
-    }
-  }
-
-  .code pre {
-    padding-left: 10px;
-    width: 100%;
-  }
-
-  // See https://github.com/next-theme/hexo-theme-next/discussions/410
-  .marked {
-    background: rgba(0, 0, 0, .3);
-  }
-}
-
-// See https://github.com/hexojs/hexo-util/pull/229
-pre .caption, pre figcaption {
-  @extend %figcaption;
-  margin-bottom: 10px;
-}
-
-.gist table {
-  width: auto;
-
-  td {
-    border: 0;
-  }
-}
-
-pre {
-  @extend %code-block;
-  overflow: auto;
-  padding: 10px;
-  position: relative;
-
-  code {
-    background: none;
-    padding: 0;
-    text-shadow: none;
-  }
-}
+}