HTML HELP!!

I did my assignment and realized I had made no changes to the web sheet, will someone go over these directions to verify my styles sheet is correct.

@charset "utf-8";

/*

New Perspectives on HTML5 and CSS3, 7th Edition

Tutorial 5

Case Problem 2

Filename: wc_styles.css

This file contains the layout styles and media

queries used with sample pages from the Willet

Creek Golf Course website.

*/

/* Import Design Styles */

@import url('wc_designs.css') screen;

/* Flex Layout Styles */

body{

-webkit-flex-direction: row;

-webkit-flex-wrap: wrap;

}

#hole_list{

flex: 1 3 140px;

}

article{

flex: 3 1 341px;

-webkit-flex-direction: row;

-webkit-flex-wrap: wrap;

}

#stats{

flex: 4 1 361px;

}

aside{

-webkit-flex-direction: row;

-webkit-flex-wrap: wrap;

}

div{

flex: 1 1 180px;

}

/* =============================

Mobile Styles: 0 - 480 pixels

=============================

*/

@media only screen and (max-width: 180px){

#hole_list{

order: 99;

}

footer{

order: 100;

}

ul:hover{

display: block;

}

ul:link{

display: block;

}

aside{

display: block;

}

@media only screen and (max-width: 481px){

.navicon{

display: block;

}

nav ul{

-webkit-flex-direction: row;

-webkit-flex-direction: row;

flex: 1 1 auto;

}

}

/* =================================================

Tablet and Desktop Styles: 481 pixels and greater

=================================================

*/