s1

src/pages/cross/v2.astro

@@ -220,6 +220,7 @@ import Layout from "../../layouts/Layout.astro";
                 wrongCount +=1;
             }
         } else {
+            wrongCount -= 1;
             element.classList.remove('redBorder', 'greenBorder');
         }
         // console.log(wrongCount)
@@ -232,7 +233,7 @@ import Layout from "../../layouts/Layout.astro";
         const checkboxes = ['a1', 'a2', 'a3', 'a4', 'a5', 'a6', 'a7', 'a8', 'a9'];
         const checkedCount = checkboxes.filter(id => document.getElementById(id).checked).length;
 
-        if (checkedCount < 0) {
+        if (checkedCount < 1) {
             // Show error message if less than 3 checkboxes are checked
             let errorMessageSection = document.getElementById('errorMessage');
             errorMessageSection.style.display = "block";