From 7326dd761e713c932f0305362d68613be3340927 Mon Sep 17 00:00:00 2001
From: Akira Takahashi <faithandbrave@gmail.com>
Date: Fri, 27 Oct 2023 15:03:54 +0900
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 # cpprefjp - C++日本語リファレンス
 ## ゴールドスポンサー
 
-<div style="text-align: center"><a href="https://shiguredo.jp/"><img src="https://raw.githubusercontent.com/cpprefjp/image/master/sponsors/shiguredo/shiguredo.png" alt="shiguredo" width="640"/></a></div>
+<div style="text-align: center"><a href="https://shiguredo.jp/"><img src="https://raw.githubusercontent.com/cpprefjp/image/master/sponsors/shiguredo/shiguredo.png" alt="shiguredo" width="560"/></a></div>
 
 本サイトcpprefjpは、プログラミング言語C++のリファレンスを提供するWebサイトです。