The style sheet and graphics are provided for you. Your job is to write the HTML markup. Complete the following: 1. Using your editor, open the ms_euler_txt.html file from the htm101 case2 folder. Enter your name and the date in the comment section of the file, and save it as ms_euler.html 2. Add the following to the document head: a. Set the character encoding of the file to utf-8. b. Add the following search keywords: math, Euler, pi, and geometry. c. Set the title of the document to Leonhard Euler (1707-1783). d. Link the document to the ms_base.css and ms_layout.css style sheet files. 3. Add a header, article, aside, nav, and footer element to the document body. 4. Within the body header, insert an inline image for the ms_logo.png file with the alternate text Math Strings. 5. Go to the ms_pages.txt file in your text editor and copy the text of the main article (located in the first section of the file), including the title. Then, go to the ms_euler.html file in your HTML editor and paste the copied text into the article element. 6. Within the article element, make the following markup changes: a. Mark the text Leonhard Euler (1707-1783) as an h1 heading. b. Mark the three paragraphs of the article content using the p element. c. In the first paragraph, mark the names Leonhard Euler and Jean Bernoulli as strong text. Mark the phrase 800 different books and papers as emphasized text. d. In the second paragraph mark the works Introductio in analysin infinitorun (1748) and Lettres à une princesse d'Allemagne (1768- 1772) as citations. Insert the à character using the character reference à e. In the third paragraph, mark the mathematical symbols e anda using the var (variable) element. Insert the x character by replacing [p] with the spi; character reference. 7. Return to the ms_pages.txt in your text editor and copy the text of the second section containing information about Euler's Equation, the most beautiful equation in math. Then, go to the ms_euler html file in your HTML editor and paste the copied text into the aside element 8. Within the aside element, add the following markup: a. Mark the title The Most Beautiful Equation in Math? as an h1 heading. b. Mark the two equations in the pasted text using the code element. Mark the three other text groups as paragraphs. e. Throughout the text of the aside element, mark x, i, e, xi, and pi using the var element, replacing [p] from the pasted text with the character reference π.