$1.$ Navigate to your rescue folder and open the index.html$,$ about.html$,$ contact.html$,$ and template. html files in your text editor and nest the meta viewport element within the head element.

$2.$ In the index.html file, in the header element, wrap the anchor element within a div element with a class attribute value of tab$-$desk. Below this div element $($still within the header element$),$ create a new div element with a class attribute value of mobile. Nest the following elements within this div: