diff --git a/assets/js/main.js b/assets/js/main.js
index ab8ea02..8ffba6c 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -274,7 +274,7 @@ phoneInputs.forEach(phoneInput => {
         let value = phoneInput.value;
 
         if (value.length == 0) {
-            phoneInput.value += '+7 '
+            phoneInput.value = '+7 '
         }
     }
 
@@ -286,15 +286,24 @@ phoneInputs.forEach(phoneInput => {
         if (value.charAt(0) == '+' && length == 1) return;
 
         if (isNaN(data)) {
-            phoneInput.value = data.slice(0, -1)
+            phoneInput.value = value.slice(0, -1);
         }
     
         if (typeof data != 'object') {
-            if (length == 6 || length == 10) {
+            if (length == 2 || length == 6 || length == 10) {
                 phoneInput.value = value + ' ';
             }
+            if (length == 3 || length == 7 || length == 11) {
+                if (data != ' ') {
+                    phoneInput.value = value.slice(0, -1) + ' ' + data;
+                }
+            }
         }
         
+        if (length <= 3) {
+            phoneInput.value = '+7 '
+        }
+                
     });
 })