This is an advanced calculator web application that performs basic arithmetic operations, including addition, subtraction, multiplication, and division. It also includes functionality for more complex mathematical operations like square roots, squares, and handling parentheses.

• Basic arithmetic operations: addition, subtraction, multiplication, and division.
• Advanced operations: square roots and squares.
• Parentheses for grouping operations.
• Clear and delete last entry functionality.
• Stylish user interface with a modern design.

• HTML: For structuring the web page.
• CSS: For styling the calculator and its layout.
• JavaScript: For implementing the calculator's functionality.

Here is the screenshot of the calculator: