diff --git a/src/action-icon.ts b/src/action-icon.ts
index ee8acbedb0..aa5f5b8f7f 100644
--- a/src/action-icon.ts
+++ b/src/action-icon.ts
@@ -157,7 +157,7 @@ export class ActionIcon extends LitElement {
       margin: 0px;
       text-align: center;
       align-self: center;
-      max-width: 64px;
+      max-width: 100%;
       direction: rtl;
     }
 
diff --git a/src/zeroline-pane.ts b/src/zeroline-pane.ts
index 8d7d8359fa..ea858788fc 100644
--- a/src/zeroline-pane.ts
+++ b/src/zeroline-pane.ts
@@ -175,7 +175,7 @@ export class ZerolinePane extends LitElement {
       grid-gap: 12px;
       padding: 8px 12px 16px;
       box-sizing: border-box;
-      grid-template-columns: repeat(auto-fit, minmax(64px, auto));
+      grid-template-columns: repeat(auto-fit, minmax(128px, auto));
     }
   `;
 }