I have learned how to create a image gallery, and now it's time to create a nice landing page. Add Bootstrap CSS and Java Script Links Firstly, we need to install Bootstrap CSS link in the <head> element and add the Java Script & J Query links at the bottom of the <body> . Create Major Content in Grid System I love coffee so much, so I would like to create a landing page named "Coffee Time". I want all my text in a container, so it will help to style them as a whole later. Since I only have two headline words, I want them to display in the full-size grid, which is 12 columns. Under the text, I add a large size bootstrap button, so users can click on it. The page looks like this: all the content is on the top left of the page, and I don't like it. Style The Content I want all the content to be in the center of the page. Therefore, I add <div id="content"> tag outside the headers & button. Then, I...