I had this question after viewing
Handling the alignment of the Drop down Divs .
I had to add some vertical spacing to the DIV Menu. Unfortunately, when I drop select an item from the sub-menu, the sub-menu disappears.
I will include a fragment of the modified DIV structure for reference.
<div class="container">
<div class="menu-container">
<div class="item">
<a href="http://www.w3schools.com/js/default.asp">1-JavaScript Tutorial</a><br/><br/>
<div class="sub-menu">
<div class="col_1" style="float:left;padding:5px 25px 5px 5px; height:auto;width:auto;">
<a href="http://www.w3schools.com/js/default.asp">2-JavaScript Tutorial</a><br/>
<a href="http://www.w3schools.com/html/default.asp">3-HTML Tutorial</a><br/>
<a href="http://www.w3schools.com/js/default.asp">4-JavaScript Tutorial</a><br/>
</div><!-- Close Col Div -->
<div class="col_2" style="float:left;padding:5px 25px 5px 5px; height:auto;width:auto;">
<a href="http://www.w3schools.com/js/default.asp">5-JavaScript Tutorial</a><br/>
<a href="http://www.w3schools.com/html/default.asp">6-HTML Tutorial</a><br/>
<a href="http://www.w3schools.com/js/default.asp">7-JavaScript Tutorial</a><br/>
</div><!-- Close Col Div -->
<div class="col_3" style="float:left;padding:5px 25px 5px 5px; height:auto;width:auto;">
<a href="http://www.w3schools.com/js/default.asp">8-JavaScript Tutorial</a><br/>
<a href="http://www.w3schools.com/html/default.asp">9-HTML Tutorial</a><br/>
<a href="http://www.w3schools.com/js/default.asp">10-JavaScript Tutorial</a><br/>
</div><!-- Close Col Div -->
<div class="col_4" style="float:left;padding:5px 25px 5px 5px; height:auto;width:auto;">
<a href="http://www.w3schools.com/js/default.asp">11-JavaScript Tutorial</a><br/>
<a href="http://www.w3schools.com/html/default.asp">12-HTML Tutorial</a><br/>
<a href="http://www.w3schools.com/js/default.asp">13-JavaScript Tutorial</a><br/>
</div><!-- Close Col Div -->
<div class="col_5" style="float:left;padding:5px 25px 5px 5px; height:auto;width:auto;">
<a href="http://www.w3schools.com/js/default.asp">14-JavaScript Tutorial</a><br/>
<a href="http://www.w3schools.com/html/default.asp">15-HTML Tutorial</a><br/>
<a href="http://www.w3schools.com/js/default.asp">16-JavaScript Tutorial</a><br/>
</div><!-- Close Col Div -->
<div class="col_6" style="float:left;padding:5px 25px 5px 5px; height:auto;width:auto;">
<a href="http://www.w3schools.com/js/default.asp">17-JavaScript Tutorial</a><br/>
<a href="http://www.w3schools.com/html/default.asp">18-HTML Tutorial</a><br/>
<a href="http://www.w3schools.com/js/default.asp">19-JavaScript Tutorial</a><br/>
</div><!-- Close Col Div -->
</div>
</div>
Select all Open in new window
take a look at this code pen
http://codepen.io/chooch/pen/GZaMEx
look at the drop down menus heres the idea
<div id="container">
<div>Title</div>
<div id="list">
<ul>
<li>item</li>
<li>item</li>
<li>item</li>
<li>item</li>
</ul>
</div>
so on the hover of the container div the list div height should change so something like this in css
#list{
height:0;
}
#container:hover > #list{
max-height:2000px;
}