@charset "utf-8";

/*
   New Perspectives on HTML5 and CSS3, 6th Edition
   Tutorial 3
   Case Problem 1
   
   Layout styles for Slate and Pencil Tutoring
   Author: Your name here
   Date:   2018-02-22
   
   Filename: sp_layout.css

*/

/* Window and Body Styles */

html {
	height: 100%;

}
body {
   min-height: 100%; 	
   margin-left: auto;
   margin-right: auto;
   max-width: 960px;
   min-width: 640px;
   width: 95%; 
}

header, ul, nav, li, a {
   -webkit-box-sizing: border-box;
   -moz-box-sizing: border-box;
   box-sizing: border-box; 
}


/* Row Styles */

.row::after {
   clear: both;	
   content: "";
   display: table;
}



/* Page Header Styles */

body > header > img {
   display: block;
   float: left;
   width: 70%;
}

body > header > nav {
   float: left;
   padding-left: 2%;
   padding-right: 2%;   
   width: 30%;
}

body > header > nav a {
   display: block;
   width: 100%;
}


/* Horizontal Navigation List Styles */

nav.horizontal li {
   display: block;
   float: left;     
   width: 12.5%;   
}


/* Topics Styles */


ul#topics li {
   display: block;
   float: left;
   width: 20%;
   margin-left: 0%;
   margin-right: 1.5%; 
}


ul#topics li:first-of-type {
   margin-left: 7.75%;
}

ul#topics li:last-of-type {
   margin-right: 7.75%;
}

ul#topics li img {
   display: block;
   width: 50%;
   margin: 0 auto;
}


/* HR Styles */

hr {
   width: 50%;
}


/* Customer Comment Styles */

ul#comments {
   width: 75%;
   margin: 40px auto;
}


ul#comments li {
   display: block;
   float: left;
   margin-bottom: 30px;
   width: 50%;
}

ul#comments li img {
   display: block;
   float: left;
   width: 20%;
   margin: 0 5%;
}

ul#comments li p {
   float: left;
   width: 70%;
}

/* Footer Styles */

footer {
    clear: both;
}