Make Coral embed background transparent

sites/poetry/public/coral-transparent.css

@@ -0,0 +1,10 @@
+#coral {
+  --palette-background-body: transparent;
+}
+
+#coral,
+#coral [class*="App-root"],
+#coral [class*="StreamContainer-root"] {
+  background: transparent !important;
+  background-color: transparent !important;
+}

sites/poetry/src/components/CoralComments.astro

@@ -8,10 +8,20 @@ const { storyID, storyURL } = Astro.props;
 const coralRoot = "https://coral.neeldhara.cloud";
 ---
 
-<section class="container max-w-3xl py-10 md:py-12" aria-label="Comments">
+<section class="coral-comments container max-w-3xl py-10 md:py-12" aria-label="Comments">
   <div id="coral_thread" data-story-id={storyID} data-story-url={storyURL}></div>
 </section>
 
+<style>
+  .coral-comments {
+    background: transparent;
+  }
+
+  .coral-comments :global(iframe) {
+    background: transparent !important;
+  }
+</style>
+
 <script is:inline define:vars={{ coralRoot, storyID, storyURL }}>
   (function () {
     var d = document;
@@ -25,6 +35,8 @@ const coralRoot = "https://coral.neeldhara.cloud";
         rootURL: coralRoot,
         storyID: storyID,
         storyURL: storyURL,
+        customCSSURL: new URL("/coral-transparent.css", window.location.href).toString(),
+        containerClassName: "coral-transparent-stream",
       });
     }