I need the help with the proper code to produce 3 columns using the directions below:   Add a DIV element with a class value of "columns". Using style.css, set the width to 90%.   Add three DIV elements within "columns" each with a class value of "column". Each DIV should contain identifying text like "DIV #1". Using style.css, set the width to 28.33%, set the margin and padding to 1%, set the height to 140 pixels, set the border to 1 pixel, solid, white. Add a float value of left.   Using style.css, add the CSS property "clear", with a value of "both" to footer elements.   Add a media selector to style.css for max-width of 479px that changes the float values of the column class to none, and width to 96%

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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I need the help with the proper code to produce 3 columns using the directions below:

 

Add a DIV element with a class value of "columns". Using style.css, set the width to 90%.

 

Add three DIV elements within "columns" each with a class value of "column". Each DIV should contain identifying text like "DIV #1". Using style.css, set the width to 28.33%, set the margin and padding to 1%, set the height to 140 pixels, set the border to 1 pixel, solid, white. Add a float value of left.

 

Using style.css, add the CSS property "clear", with a value of "both" to footer elements.

 

Add a media selector to style.css for max-width of 479px that changes the float values of the column class to none, and width to 96%

 

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