问使用HTML/CSS创建ARIA角色菜单

EN

#menuwrapper ul, #menuwrapper ul li{
    float:left;
}

#menuwrapper ul, #menuwrapper ul li{
    margin:0;
    padding:0;
    list-style:none;
       float:left;
   
}

/* We apply background color and border bottom white and width to 150px */
#menuwrapper ul li{
    background-color:#7f95db;
    border-bottom:solid 1px white;
    width:150px;
    cursor:pointer;
  
}

/* We apply the background hover color when user hover the mouse over of the li component */
#menuwrapper ul li:hover{
    background-color:#6679e9;
    position:relative;
}

/* We apply the link style */
#menuwrapper ul li a{
    padding:5px 15px;
    color:#ffffff;
    display:inline-block;
    text-decoration:none;
}

/**** SECOND LEVEL MENU ****/
/* We make the position to absolute for flyout menu and hidden the ul until the user hover the parent li item */
#menuwrapper ul li ul{
    position:absolute;
    display:none;
}

/* When user has hovered the li item, we show the ul list by applying display:block, note: 150px is the individual menu width.  */
#menuwrapper ul li:hover ul{
    left:150px;
    top:0px;
    display:block;
}

/* we apply different background color to 2nd level menu items*/
#menuwrapper ul li ul li{
    background-color:#cae25a;
}

/* We change the background color for the level 2 submenu when hovering the menu */
#menuwrapper ul li:hover ul li:hover{
    background-color:#b1b536;
}

/* We style the color of level 2 links */
#menuwrapper ul li ul li a{
    color:#454444;
    display:inline-block;
    width:120px;
}

/* Clear float */
.clear{
    clear:both;
}

<div role="navigation" aria-label="Main menu" id="menuwrapper">
	<ul class="nav" role="menubar" aria-hidden="false">
       <li><a href="#">MENU 1</a>
            <ul role="menu">
				<li role="menuitem" aria-haspopup="true"><a href="">TEST1</a></li>
				<li><a href="">TEST2</a></li>
				<li><a href="">TEST3</a></li>
				<li><a href="">TEST4</a></li>
				<li><a href="">TEST5</a></li>
            </ul> 
        <li><a href="#">MENU 2</a>
            <ul>
				<li><a href="">TEST1</a></li>
				<li><a href="">TEST2</a></li>
				<li><a href="">TEST3</a></li>
				<li><a href="">TEST4</a></li>
				<li><a href="">TEST5</a></li>
            </ul>
        </li>
        <li><a href="#">MENU 3</a>
            <ul>
				<li><a href="">TEST1</a></li>
				<li><a href="">TEST2</a></li>
				<li><a href="">TEST3</a></li>
				<li><a href="">TEST4</a></li>
				<li><a href="">TEST5</a></li>
            </ul>
        </li>
        <li><a href="#">MENU 4</a>
            <ul>
				<li><a href="">TEST1</a></li>
				<li><a href="">TEST2</a></li>
				<li><a href="">TEST3</a></li>
				<li><a href="">TEST4</a></li>
				<li><a href="">TEST5</a></li>
            </ul>
        <li><a href="#">MENU 5</a>
            <ul>
				<li><a href="">TEST1</a></li>
				<li><a href="">TEST2</a></li>
				<li><a href="">TEST3</a></li>
				<li><a href="">TEST4</a></li>
				<li><a href="">TEST5</a></li>
            </ul> 
		</li>
		</ul>	
</div>