diff --git a/themes/develop/src/style/editor.css b/themes/develop/src/style/editor.css
index 13ae9e1..6047853 100644
--- a/themes/develop/src/style/editor.css
+++ b/themes/develop/src/style/editor.css
@@ -20,22 +20,21 @@
     display: flex;
   }
 
-  .prose :where([class*='column-embed'] .acms-embed-link-image-container) {
+  .prose
+    :where([class*='column-embed'] .acms-embed-link-image-container, [data-type='embedBlock'] .embed-block-card-image) {
     flex: none;
     width: calc(100% / 3);
   }
 
-  .prose :where([class*='column-embed'] .acms-embed-link-image-container img) {
+  .prose
+    :where(
+      [class*='column-embed'] .acms-embed-link-image-container img,
+      [data-type='embedBlock'] .embed-block-card-image img
+    ) {
     height: 100%;
     object-fit: cover;
   }
 
-  .prose :where([data-type='embedBlock'] .embed-block-card > img) {
-    flex: none;
-    width: calc(100% / 3);
-    object-fit: cover;
-  }
-
   .prose :where([class*='column-embed'] .acms-embed-link-content, [data-type='embedBlock'] .embed-block-card-content) {
     width: calc(100% / 3 * 2);
   }
diff --git a/themes/develop/tailwind.config.js b/themes/develop/tailwind.config.js
index f556227..1db43b9 100644
--- a/themes/develop/tailwind.config.js
+++ b/themes/develop/tailwind.config.js
@@ -225,7 +225,7 @@ module.exports = {
               transitionProperty: 'opacity',
             },
             // カードの画像の角丸を打ち消す
-            "[data-type='embedBlock'] .embed-block-card > img": {
+            "[data-type='embedBlock'] .embed-block-card-image img": {
               display: 'block',
               width: '100%',
               margin: '0',