diff --git a/first.html b/first.html
index 9828b5f..fd1e419 100644
--- a/first.html
+++ b/first.html
@@ -1,4 +1,4 @@
-<!DOCTYPE heml>
+<!DOCTYPE html>
 <html>
 <head>
 <meta charset="utf-8">
@@ -18,7 +18,7 @@
 <button onclick="location.href='https://www.yatex.org/gitbucket/j2223-sakura/concentration/pages/shinkei1.html'">神経衰弱ゲーム</button>
 <button onclick="location.href='https://www.yatex.org/gitbucket/j2223-sakura/JAXAtools/pages/GPS/index.html'">GPS宝探しゲーム</button>
 <button onclick="location.href='https://www.yatex.org/gitbucket/j2223-sakura/2024a/pages/map.html'">お店マップ</button>
-<div class="swiper-containar">
+<div class="swiper-container">
 	<div class="swiper-wrapper">
 	<div class="swiper-slide"><img src="hokkaidou.jpg" alt=""></div>
 	<div class="swiper-slide"><img src="matuya.jpg" alt=""></div>
