.amazonmenu ul {
	font: normal 12px Verdana;
	list-style: none;
	margin: 0;
	padding: 0;
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}
.amazonmenu ul li {
	position: static; /* menu li items should have position set to static */
}
.amazonmenu > ul {
	background: white;
	border: 1px solid gray;
	border-radius: 5px;
	width: 200px; /* width of main menu */
	height: 400px; /* height of main menu */
	position: relative;
}
.amazonmenu > ul li a {
	color: black;
	display: block;
	overflow: auto;
	padding: 10px 0;
	position: relative;
	text-decoration: none;
	text-indent: 10px;
}
 .amazonmenu > ul li.hassub > a::after { /* Arrow to indicate this item has sub menu (LI elements with sub menus have a ".hassub" class). */
 border: 5px solid transparent;
 border-left-color: gray; /* Default color of arrow */
 content: '';
 height: 0;
 position: absolute;
 right: 5px;
 top: 35%;
 width: 0;
}
 .amazonmenu > ul li.hassub.selected > a::after { /* Style of arrow when corresponding sub menu is open (LI element has a "selected" class during this state */
 border-left-color: red;
}
.amazonmenu ul li a:hover, .amazonmenu ul li.hassub.selected > a { /* style of hover and selected menu item links */
	background: lightblue;
	color: navy;
}
.amazonmenu ul li > div, .amazonmenu ul li > ul { /* Sub menus (Could be a DIV or UL wrapper) style */
	background: white;
	border: 1px solid gray;
	border-radius: 0 8px 8px 0;
	box-shadow: 2px 2px 2px gray;
	display: none;
	font-weight: normal;
	width: 300px;
	height: 400px; /* height of sub menu */
	left: 100%;
	padding: 10px;
	position: absolute;
	top: 0;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	z-index: 1000;
}

/* ###### CSS Media queries ###### */

@media screen and (max-width: 480px) { /* When screen size is 480px */
 .amazonmenu ul li > div, .amazonmenu ul li > ul {
 left: 30px; /* Stack the sub menus so they take up less space */
}
 .amazonmenu > ul li.hassub.selected::after { /* Add "veil" to parent menus */
 background: #eee;
 content: '';
 height: 100%;
 left: 0;
 opacity: .8;
 pointer-events: none;
 position: absolute;
 top: 0;
 width: 100%;
 z-index: 1;
}
}