STYLE: add section heading underline to home page

hyeondo-jang · hyeondo-jang · commit 1ca608009b95 · 2026-03-15T19:11:19.000+09:00
diff --git a/contact.html b/contact.html
@@ -53,7 +53,7 @@
 
         h3 {
             margin-top: 30px;
-            margin-bottom: 5px;   /* 제목 아래 간격 줄임 */
+            margin-bottom: 5px;
         }
 
         h3 + p {
diff --git a/hiring.html b/hiring.html
@@ -53,7 +53,7 @@
 
         h3 {
             margin-top: 30px;
-            margin-bottom: 5px;   /* 제목 아래 간격 줄임 */
+            margin-bottom: 5px;
         }
 
         h3 + p {
diff --git a/index.html b/index.html
@@ -50,7 +50,9 @@
 
         h3 {
             margin-top: 30px;
-            margin-bottom: 5px;   /* 제목 아래 간격 줄임 */
+            margin-bottom: 8px;
+            border-bottom: 1px solid #ccc;
+            padding-bottom: 4px;
         }
 
         h3 + p {
