fixed confirm password border in signup page

polls/static/polls/signup.css

@@ -91,6 +91,7 @@ form{
     border-radius: var(--button-radius);
     background-color: white;
     border: #00000040 solid 2px;
+    transition: all 200ms linear;
 }
 
 

polls/templates/polls/signup.html

@@ -52,6 +52,7 @@
         <script>
 
             confirm_password.addEventListener("keyup",()=>{
+                if(confirm_password=="")    return;
                 confirm_password.style.outline="none";
                 if(password.value!==confirm_password.value){
                     confirm_password.style.border="red solid 3px";