Practice with CSS. a. Write the CSS for an HTML selector footer with the following characteristics: a light-blue background color, Arial font, dark-blue text color, 10 pixels of padding, and a narrow, dashed border in a dark-blue color. b. Write the CSS for an id named notice that is configured to 80% width and centered. c. Write the CSS to configure a class that will produce a headline with a dotted line underneath it. Choose a color that you like for the text and dotted line. d. Write the CSS to configure an h1 element selector with drop-shadow text, a 50% transparent background color, and sans-serif font that is 4em in size. e. Write the CSS to configure an id named feature with small, red, Arial font; a white background; a width of 80%; and a drop shadow.