feat: improve mask ui

app/components/mask.tsx

@@ -291,17 +291,16 @@ export function MaskPage() {
               ))}
             </select>
 
-            <div className={styles["mask-create"]}>
-              <IconButton
-                icon={<AddIcon />}
-                text={Locale.Mask.Page.Create}
-                bordered
-                onClick={() => {
-                  const createdMask = maskStore.create();
-                  setEditingMaskId(createdMask.id);
-                }}
-              />
-            </div>
+            <IconButton
+              className={styles["mask-create"]}
+              icon={<AddIcon />}
+              text={Locale.Mask.Page.Create}
+              bordered
+              onClick={() => {
+                const createdMask = maskStore.create();
+                setEditingMaskId(createdMask.id);
+              }}
+            />
           </div>
 
           <div>