Sample Run: Instructions: 1. Make a folder named firstname-lastname-a1 2. Create math practice games for kids 3. Make two HTML files and save them with the names index.html and play.html within the firstname-lastname-a1 folder. 4. The title tag should read: Assignment 1 for . 5. Display the following information in H1 tag as heading in the index.html page: Assignment 1 Your FirstName Last Name 6. Add a hr tag before and after the above heading. 7. After the hr tag, display the game instructions on how to play the game. 8. Add a start button or link that navigates the user to play.html 9. On the play.html file, implement the game using JavaScript. 10. Ask the user to enter his choice using a prompt () dialog box. a. Enter "+" for Addition, "- "for subtraction, "*" for Multiplication b. Keep asking the user if the user enters some invalid input. 11. Then the computer generates two random numbers and display these numbers in an prompt () dialog box and ask the result ( sum or difference or multiplication)of these numbers 12. The result (correct or incorrect is displayed on the screen using alert () dialog box 13. The user should be asked using a confirm () dialog box if they want to play again, and a running score should be kept. 14. If the user selects not to continue, display the final score of the user using alert () dialog box and also total number of incorrect questions 15. Add an Exit button or link on play.html that navigates the user back to index.html. 16. Add CSS