html coding

7a. Using the text file Declaration, which is the Declaration of Independence, use the first two paragraphs to create a three column web page with 25px spacing between the columns. Include a header in larger text with the contents Declaration of Independence. (My_Columns)

7b. To the web page in exercise 7a, add media queries to adjust the formatting to use one column for mobile devices that have a maximum width of 480px. (Media_Queries)