Chapter 2, Problem 5EYK

Area in the grey can not be edited. (lines 1-6) and (lines 13 - 18 or end of code).

Event Listeners Go to the co_cart.js file in your editor. Directly below the initial comment section, add an event listener for the window load event that does the following when the page is loaded: Runs the calcCart() function. Add an event handler to the modelQty field in the cart form that runs the calcCart() function when the field value is changed. A for loop that loops through every option in the group of shipping option buttons, adding an event handler to run the calcCart() function when each option button is clicked. JavaScript Functions Create the calcCart() function to calculate the cost of the customer’s order using field values in the cart form. Within the calcCart() function do the following: Create a variable named orderCost that is equal to the cost of the espresso machine stored in the modelCost field multiplied by the quantity of machines ordered as stored in the modelQty field. Display the value of the orderCost variable in the orderCost field, formatted as U.S.…

In your HTML file, please do the following:  Add an h1 tag with a class of text-center and add the text of "Lesson 13 Project". Create a div class of container Inside the container, create a div id of test-input Inside the test-input, add the following: input box with an id of isValidInput button with an id of isValidBtn Outside of the test-input, but inside the container, create a paragraph tag with an id of isValidMsg CSS In your stylesheet, please add the following: Set an asterisk with a property of box sizing equal to border box.Set the body with the following properties:set a property of font-family and set it equal to sans-serif.set a minimum height of 100%.set a vertical overflow of hidden.Set a class called text-center and set it to align the text to the center.Create a container class, and add the following properties:set the display property to flexjustify the content to centeralign the items to centerset the height to 100 viewport heightset the flex direction to…