diff --git a/src/components/tools/Passwords.vue b/src/components/tools/Passwords.vue
index 0d6d5df..4077009 100644
--- a/src/components/tools/Passwords.vue
+++ b/src/components/tools/Passwords.vue
@@ -302,6 +302,7 @@ const generatePasswords = () => {
   line-height: 1.5;
   resize: vertical;
   outline: none;
+  box-sizing: border-box;
 }
 
 :root[data-theme="light"] .result-textarea {