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diff --git a/__tests__/html/activityGrouping.disableAbsoluteTimestamp.html b/__tests__/html/activityGrouping.disableAbsoluteTimestamp.html
deleted file mode 100644
index bb4fb833b0..0000000000
--- a/__tests__/html/activityGrouping.disableAbsoluteTimestamp.html
+++ /dev/null
@@ -1,130 +0,0 @@
-<!doctype html>
-<html lang="en-US">
-
-<head>
-  <link href="/assets/index.css" rel="stylesheet" type="text/css" />
-  <script crossorigin="anonymous" src="/test-harness.js"></script>
-  <script crossorigin="anonymous" src="/test-page-object.js"></script>
-  <script crossorigin="anonymous" src="/__dist__/webchat-es5.js"></script>
-  <!-- <script crossorigin="anonymous" src="https://unpkg.com/botframework-webchat@main/dist/webchat.js"></script> -->
-  <!-- <script crossorigin="anonymous" src="https://unpkg.com/botframework-webchat@4.18/dist/webchat.js"></script> -->
-</head>
-
-<body>
-  <main id="webchat"></main>
-  <script>
-    run = fn => fn();
-    run(async function () {
-      const clock = lolex.createClock();
-
-      const { directLine, store } = testHelpers.createDirectLineEmulator({ ponyfill: clock });
-
-      WebChat.renderWebChat(
-        {
-          directLine,
-          ponyfill: clock,
-          store,
-          styleOptions: {
-            "autoScrollSnapOnPage": true,
-            "avatarBorderRadius": 0,
-            "botAvatarBackgroundColor": "green",
-            "botAvatarImage": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABABAMAAABYR2ztAAAAHlBMVEUNirz////J5fDC4e5br9FVrdBAoso4n8gtmcQllcLl2pCDAAAAMElEQVR42mMYBaNgeANDQTAQIl/BjI6OQJGOjk58thSKAYlRBaMKiFcwmjVHwVAHAFOkDndKDHQVAAAAAElFTkSuQmCC",
-            "botAvatarInitials": "VA",
-            "bubbleBackground": "rgba(232, 232, 232, 1)",
-            "bubbleBorderWidth": 0,
-            "bubbleFromUserBackground": "rgba(219, 241, 251, 1)",
-            "bubbleFromUserBorderWidth": 0,
-            "bubbleFromUserNubOffset": "top",
-            "bubbleFromUserNubSize": 8,
-            "bubbleNubOffset": "bottom",
-            "bubbleNubSize": 8,
-            "groupTimestamp": 0,
-            "hideUploadButton": true,
-            "markdownRenderHTML": false,
-            "suggestedActionBorder": "solid",
-            "suggestedActionBorderColor": "rgba(0,150,214,1)",
-            "suggestedActionBorderRadius": 3,
-            "suggestedActionBorderStyle": "solid",
-            "suggestedActionBorderWidth": 1,
-            "suggestedActionLayout": "stacked",
-            "suggestedActionsStackedLayoutButtonTextWrap": true,
-            "suggestedActionTextColor": "#00679a",
-            "timestampFormat": "absolute"
-          }
-        },
-        document.getElementById('webchat')
-      );
-
-      await pageConditions.webChatRendered();
-
-      clock.tick(1000);
-
-      await (
-        await directLine.emulateOutgoingActivity(
-          'Culpa qui non id occaecat consectetur veniam laborum Lorem nulla commodo.'
-        )
-      ).resolveAll();
-
-      await directLine.emulateIncomingActivity(
-        'Est labore mollit do cillum cillum est amet tempor quis reprehenderit veniam sunt.'
-      )
-
-      await directLine.emulateIncomingActivity(
-        'Elit adipisicing laborum sit anim.'
-      );
-
-      clock.tick(2000);
-
-      await directLine.emulateIncomingActivity({
-        type: 'message',
-        from: { role: 'bot1', name: 'Bot' },
-        text: 'Another custom.',
-      });
-
-      await directLine.emulateIncomingActivity({
-        type: 'message',
-        text: '',
-        attachments: [{
-          "contentType": "application/vnd.microsoft.card.adaptive",
-          "content": {
-            "type": "AdaptiveCard",
-            "$schema": "http://adaptivecards.io/schemas/adaptive-card.json",
-            "version": "1.2",
-            "body": [
-              {
-                "type": "TextBlock",
-                "text": "Did this solve the problem?",
-                "wrap": true
-              },
-              {
-                "type": "ActionSet",
-                "actions": [
-                  {
-                    "type": "Action.Submit",
-                    "title": "Yes",
-                    "data": {
-                      "value": "Yes"
-                    }
-                  },
-                  {
-                    "type": "Action.Submit",
-                    "title": "No",
-                    "data": {
-                      "value": "No"
-                    }
-                  }
-                ]
-              }
-            ]
-          }
-        }]
-      });
-
-      clock.tick(5000);
-
-      await host.snapshot();
-    });
-  </script>
-</body>
-
-</html>
diff --git a/__tests__/html2/markdown/codeBlock/layout.html b/__tests__/html2/markdown/codeBlock/layout.html
index 6c971eeef9..56ff32f18f 100644
--- a/__tests__/html2/markdown/codeBlock/layout.html
+++ b/__tests__/html2/markdown/codeBlock/layout.html
@@ -41,7 +41,7 @@
         const params = new URLSearchParams(location.search);
 
         renderWebChat({
-          directLine, 
+          directLine,
           store,
           styleOptions: {
             codeBlockTheme: params.get('code-block-theme') ?? 'github-light-default'
diff --git a/__tests__/html2/markdown/codeBlockCopyButton/adaptiveCards/behavior.html.snap-1.png b/__tests__/html2/markdown/codeBlockCopyButton/adaptiveCards/behavior.html.snap-1.png
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index a1441959d9..a05fe49b8b 100644
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index 5882e07037..cd79436373 100644
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index 065afff296..dc18ad9fe4 100644
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diff --git a/__tests__/html2/markdown/codeBlockCopyButton/fluent/layout.html.snap-1.png b/__tests__/html2/markdown/codeBlockCopyButton/fluent/layout.html.snap-1.png
index 755822344a..0a2b9226d9 100644
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diff --git a/__tests__/html2/markdown/codeBlockCopyButton/layout.html.snap-1.png b/__tests__/html2/markdown/codeBlockCopyButton/layout.html.snap-1.png
index b55880ce58..a1d3d9bec7 100644
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diff --git a/packages/fluent-theme/src/components/theme/Theme.module.css b/packages/fluent-theme/src/components/theme/Theme.module.css
index a181465254..5ee68bb50e 100644
--- a/packages/fluent-theme/src/components/theme/Theme.module.css
+++ b/packages/fluent-theme/src/components/theme/Theme.module.css
@@ -482,7 +482,6 @@
     --webchat__code-block__copy-button--background: var(--webchat-colorNeutralBackground3);
 
     margin-block-start: var(--webchat-spacingVerticalS);
-    opacity: 1;
     position: absolute;
     right: 32px;
     top: 0;