Problems with cloudzoom magnifying glass and CSS_html/css_WEB-ITnose

When I put my mouse on News, a drop-down box cascading from news should appear. This drop-down box should cover the picture, but now the cascading drop-down box has gone behind the picture instead. . What is the question to ask the master?
The picture below is the jquery plug-in I embedded, and the effect can realize the magnifying glass function.

Reply to the discussion (solution)

Look at the DIV where the cascading drop-down box is located, and add z-index:100 to the DIV style; try it, the poster can Let’s take a look at the z-index CSS property.