@@ -876,7 +876,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "```{admonition} Matplotlibを直接使う場合\n",
+    "``````{admonition} Matplotlibを直接使う場合\n",
     ":class: dropdown\n",
     "`````{tab-set}\n",
     "````{tab-item} 方法１\n",