FIX: Copy & Fullscreen button edits in codeblocks (#20483)

app/assets/javascripts/discourse/app/lib/codeblock-buttons.js

@@ -113,6 +113,9 @@ export default class CodeblockButtons {
         copyButton.ariaLabel = I18n.t("copy_codeblock.copy");
         copyButton.innerHTML = iconHTML("copy");
         wrapperEl.appendChild(copyButton);
+        wrapperEl.style.right = `${
+          codeBlock.offsetWidth - codeBlock.clientWidth
+        }px`;
       }
 
       if (

app/assets/stylesheets/common/base/topic-post.scss

@@ -1022,15 +1022,7 @@ pre {
 
   .codeblock-button-wrapper {
     position: absolute;
-    right: 0;
     display: flex;
-
-    .copy-cmd {
-      right: 0;
-    }
-    .copy-fullscreen {
-      right: 28px;
-    }
   }
 
   .copy-cmd,
@@ -1042,8 +1034,10 @@ pre {
     min-height: 0;
     font-size: var(--font-down-2);
     opacity: 0.7;
+    cursor: pointer;
 
     &.action-complete {
+      cursor: auto;
       .d-icon {
         color: var(--tertiary);
       }