diff --git a/classes.py b/classes.py
new file mode 100644
index 0000000..786e6f2
--- /dev/null
+++ b/classes.py
@@ -0,0 +1,32 @@
+class BankAccount:
+
+    def __init__(self, account_holder: str, initial_balance: float = 0):
+        self.__account_holder = account_holder
+        self.__balance = initial_balance
+
+    def deposit(self, amount: float):
+        if not isinstance(amount, (int, float)):
+            raise TypeError("Deposit amount must be a number.")
+        if amount <= 0:
+            raise ValueError("Deposit amount must be positive.")
+        self.__balance += amount
+        return self.__balance
+
+    def withdraw(self, amount: float):
+        if not isinstance(amount, (int, float)):
+            raise TypeError("Withdrawal amount must be a number.")
+
+        if amount <= 0:
+            raise ValueError("Withdrawal amount must be positive.")
+
+        if amount > self.__balance:
+            raise ValueError("Insufficient funds.")
+
+        self.__balance -= amount
+        return self.__balance
+
+    def get_balance(self):
+        return self.__balance
+
+    def get_account_holder(self):
+        return self.__account_holder
\ No newline at end of file
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..4651158
--- /dev/null
+++ b/main.py
@@ -0,0 +1,32 @@
+from classes import BankAccount
+
+
+bank_account1= BankAccount("Norah", 1000)
+
+name= bank_account1.get_account_holder()
+balance = bank_account1.get_balance()
+deposit= bank_account1.deposit(2500)
+
+print(
+    f"Account Holder: {name}\n"
+    f"The balance is: {balance}\n"
+    f"After deposit: {deposit}"
+)
+
+print("-"*15)
+
+bank_account2= BankAccount("Sarah")
+name2=bank_account2.get_account_holder()
+balance2=bank_account2.get_balance()
+deposit2= bank_account2.deposit(1500)
+withdraw= bank_account2.withdraw(500)
+
+print(
+    f"Account Holder: {name2}\n"
+    f"The balance is: {balance2}\n"
+    f"After deposit: {deposit2}\n"
+    f"After withdraw {withdraw}"
+)
+
+
+