폴딩 문법 css 개선

views/main_css/css/main.css

@@ -43,6 +43,11 @@ td {
     }
 }
 
+summary {
+    cursor: pointer;
+    user-select: none;
+}
+    
 /* list */
 .opennamu_ul {
     padding-left: 20px;
@@ -282,4 +287,4 @@ s:hover, strike:hover, del:hover {
 
 .change_space {
     white-space: pre-line;
-}
+}