I have used the HTML code for the Drop Menu, but it puts a space below

I have used the HTML code for the Drop Menu, but it puts a huge space under the menu bar. I have eliminated the drop-downs in the

for each
• . Is the space that's showing below the menu bar providing space for the drop-downs that I'm not using? I did not change the coding, so that I could add drop-downs in the future. What code is causing this space to display?