diff --git a/.vitepress/theme/custom.css b/.vitepress/theme/custom.css
index 0372aa6..43f92f8 100644
--- a/.vitepress/theme/custom.css
+++ b/.vitepress/theme/custom.css
@@ -12,4 +12,8 @@
 
 .VPDoc.has-aside .content-container {
   max-width: 1168px !important;
+}
+
+img {
+  max-width: min(720px, 100%);
 }
\ No newline at end of file
diff --git a/figures/parameter_size_overview_en.png b/figures/parameter_size_overview_en.png
index d76323c..b2cca4c 100644
Binary files a/figures/parameter_size_overview_en.png and b/figures/parameter_size_overview_en.png differ
diff --git a/figures/parameter_size_overview_ja.png b/figures/parameter_size_overview_ja.png
index 310a3d8..bc4f072 100644
Binary files a/figures/parameter_size_overview_ja.png and b/figures/parameter_size_overview_ja.png differ
diff --git a/figures/scripts/parameter_size_overview_generate.py b/figures/scripts/parameter_size_overview_generate.py
index 5277179..4cd6f28 100644
--- a/figures/scripts/parameter_size_overview_generate.py
+++ b/figures/scripts/parameter_size_overview_generate.py
@@ -164,7 +164,7 @@ def draw_figure(df: pd.DataFrame, locale: Literal['ja', 'en']):
     plt.xticks(rotation=45)
     plt.subplots_adjust(left=0.075, right=0.975, bottom=0.1, top=0.975)
     plt.legend()
-    plt.savefig(f"../parameter_size_overview_{locale}.png", dpi=72)
+    plt.savefig(f"../parameter_size_overview_{locale}.png", dpi=144)
 
 
 if __name__ == "__main__":