EDIT

/**

 * @file

 * Navigation Styling

 */

/*

 * Markup generated by theme_menu_tree().

 */

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000313}}

ul li.expanded {

  list-style-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHAQMAAAD+nMWQAAAABlBMVEX///8AAABVwtN+AAAAAXRSTlMAQObYZgAAABJJREFUeJxj+MdQw2DBIMAABgAUsAHD3c3BpwAAAABJRU5ErkJggg==');

  list-style-type: circle;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000320}}

ul li.collapsed {

  list-style-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHAQMAAAD+nMWQAAAABlBMVEX///8AAABVwtN+AAAAAXRSTlMAQObYZgAAABFJREFUCB1jVmCGQClmEWYOAAZ8AMy3HPLXAAAAAElFTkSuQmCC');

  /* LTR */

  list-style-type: disc;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000327}}

ul li.leaf {

  list-style-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHBAMAAAA2fErgAAAAD1BMVEX///+/v7+Li4sAAADAwMBFvsw8AAAAAXRSTlMAQObYZgAAAB1JREFUCFtjYAADYwMGBmYVZSDhKAwkFJWhYiAAAB2+Aa/9ugeaAAAAAElFTkSuQmCC');

  list-style-type: square;

}

/*

 * The active item in a Drupal menu

 */

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000339}}

li a.active {

  color: #000;

}

/*

 * Navigation bar

 */

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000347}}

#navigation {

  /* overflow: hidden; */

  /* Sometimes you want to prevent overlapping with main div. */

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000351}}

#navigation .block {

  margin-bottom: 0;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000356}}

#navigation .block-menu .block-title,

#navigation .block-menu-block .block-title {

  position: absolute !important;

  height: 1px;

  width: 1px;

  overflow: hidden;

  clip: rect(1px, 1px, 1px, 1px);

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000361}}

#navigation ul.links,

#navigation ul.menu {

  /* Menu block links */

  margin: 0;

  padding: 0;

  margin-left: -20px;

  text-align: left;

  /* LTR */

  display: block;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000368}}

#navigation ul.links li,

#navigation ul.menu li {

  /* A simple method to get navigation links to appear in one line. */

  float: left;

  /* LTR */

  line-height: 20px;

  padding: 0 20px;

  list-style-type: none;

  list-style-image: none;

  border-left: 1px solid black;

  border-right: 1px solid black;

  margin-left: -1px;

  /* collapse borders */

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000378}}

#navigation ul.links li.first,

#navigation ul.menu li.first {

  border-left: 0;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000382}}

#navigation ul.links li.last,

#navigation ul.menu li.last {

  border-right: 0;

}

/*

 * Main menu and Secondary menu links

 */

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\0000395}}

#main-menu {

  padding: 2.5px 0;

  padding-left: 73px;

  background-color: #dedede;

  display: block;

  font-size: 14.4px;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\00003102}}

#main-menu a:link,

#main-menu a:visited {

  color: black;

  text-decoration: none;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\00003108}}

#main-menu a:hover,

#main-menu a:focus {

  text-decoration: underline;

}

@media -sass-debug-info{filename{font-family:file\:\/\/\/home\/andreas\/workspaces\/_svn-trunk\/drupal-git\/7\.x\/themes\/zen_dataportal\/sass\/navigation\.scss}line{font-family:\00003113}}

#secondary-menu {

  float: right;

  /* LTR */

}

/*

 * Menu blocks

 */

/*

 * "Menu block" blocks

 *

 * Drupal core has limited ways in which it can display its menus. To get around

 * these limitations, see http://drupal.org/project/menu_block

 */