minor #594 [Live] Tweak rendering of the error screen (1ed)

This PR was merged into the 2.x branch.

Discussion
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[Live] Tweak rendering of the error screen

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| Tickets       | -
| License       | MIT

Before:
![image](https://user-images.githubusercontent.com/162986/205930272-2fb1b887-fa88-4807-86ef-3f14b90a97a0.png)

After:
![image](https://user-images.githubusercontent.com/162986/205930126-2202cb08-22ee-481c-a507-a367a7cc8e07.png)

Commits
-------

590f41b [Live] Tweak rendering of the error screen

Author: weaverryan

src/LiveComponent/assets/dist/live_controller.js

@@ -1594,13 +1594,16 @@ class Component {
             modal.style.backgroundColor = 'rgba(0, 0, 0, .5)';
             modal.style.zIndex = '100000';
             modal.style.position = 'fixed';
-            modal.style.width = '100vw';
-            modal.style.height = '100vh';
+            modal.style.top = '0px';
+            modal.style.bottom = '0px';
+            modal.style.left = '0px';
+            modal.style.right = '0px';
+            modal.style.display = 'flex';
+            modal.style.flexDirection = 'column';
         }
         const iframe = document.createElement('iframe');
         iframe.style.borderRadius = '5px';
-        iframe.style.width = '100%';
-        iframe.style.height = '100%';
+        iframe.style.flexGrow = '1';
         modal.appendChild(iframe);
         document.body.prepend(modal);
         document.body.style.overflow = 'hidden';

src/LiveComponent/assets/src/Component/index.ts

@@ -435,14 +435,17 @@ export default class Component {
             modal.style.backgroundColor = 'rgba(0, 0, 0, .5)';
             modal.style.zIndex = '100000';
             modal.style.position = 'fixed';
-            modal.style.width = '100vw';
-            modal.style.height = '100vh';
+            modal.style.top = '0px';
+            modal.style.bottom = '0px';
+            modal.style.left = '0px';
+            modal.style.right = '0px';
+            modal.style.display = 'flex';
+            modal.style.flexDirection = 'column';
         }
 
         const iframe = document.createElement('iframe');
         iframe.style.borderRadius = '5px';
-        iframe.style.width = '100%';
-        iframe.style.height = '100%';
+        iframe.style.flexGrow = '1';
         modal.appendChild(iframe);
 
         document.body.prepend(modal);