Your question is really a pure CSS and HTML question and not specifically WordPress.
It’s best to learn to use Firebug with Firefox, or use the developer tools in Chrome or Safari or IE to view and work with the CSS and HTML in your theme and then make those changes to theme files, such as style.css.
Related Posts:
- Dynamically exclude menu items from wp_nav_menu
- Does Extending Multiple Nav_Menu_Walkers Allow Nested Menus?
- adding some custom html code to the wp_nav_menu function
- Renaming a WordPress Admin Menu
- How to Move the Author Metabox into the “Publish” metabox?
- How do you get the current-menu-item ID?
- How do I give class to the dropdown sub-menu in the wp_nav_menu?
- Add log in link to menu in Twenty Twelve
- rename navigation menu label in wordpress theme by code
- menu entries are lost
- Automatically Add New Tags to Sub-menu
- how to automatically generate hierarchical menus from hierarchy of pages?
- Add sidebars to navigation menu?
- Where to update the Static Pages Blacklist for Multisite Install?
- How to create a category menu?
- Adding a ‘mega menu’ to my site without a plugin
- Error “The given object ID is not that of a menu item” on menu with 40+ items
- Vertical Sidebar Menu Parent and Child not displaying correctly [closed]
- Hide Menu items base on capability
- TwentyTwelve child theme mobile menu not working
- How to show Home Page link in WordPress Menu and how to add an icon to this?
- Remove li from wp_nav_menu
- Convert WP Menu to a Drop Down for Mobile browser
- I am facing a problem with the navigation menu of my website
- Prepend to start of WordPress nav loop
- do_action appearing outside of menu?
- two menus show different menu based on what menuitem is selected on menu1
- Appending a GET-Variable to wp_nav_menu
- Walker class conditional based on parent menu item label or custom css class
- Change search results order for Admin -> Appearance -> Menus -> Pages -> View all
- ‘wp_get_nav_menu_items’, when fired inside of the ‘wp_update_nav_menu’ hook, returns old menu items, instead of new
- Menu custom link not working for external site
- How to override the theme home page?
- custom walker class
- Walker Class – Check if menu item has description and if so add class to li
- Multiple languages menus problem
- Displaying different page links on different pages
- One item not showing when programmatically Generating Navigation Menu
- Changing status of Published posts which have less Content to “Draft”
- Main menu highlighting on subpage which is not in submenu but in hierarchy
- register_nav_menus, then create menus programatically
- Create menu without admin panel
- How to remove dropdown from wp_nav_menu
- How can template identify what page it’s being used on?
- Custom Post Menu link reverting to Blog menu item
- Can’t display custom menu using name?
- Highlighting Active Page in Navigation when Viewing Child Pages
- how to add data to li for wp_nav_menu?
- How to change the link on the logo at the menu?
- Convert complex HTML menu to WordPress [closed]
- add page to main menu (frontend)
- Static site menu with multiple ul’s to wp menu
- Nav menu classes ‘has-dropdown’ but no ‘active’
- Filter to hook into menu items and add a custom attribute
- Adding a tag to wp_nav_menu
- Adding Pipes to Menu Output
- wp_nav_menu li item empty
- Custom Menu in Themes not working even in Twenty Eleven theme
- Using CSS ID’s and Classes with images in a WordPress Horizontal Menu
- How to list menu-item- ids in order for wp_nav_menu
- How to show pages in menu without link
- Determining the “current_page” in WordPress Custom Menus
- Child pages don’t become submenus (as in the twenty-ten theme)?
- Exclude all pages except a few?
- Secondary Menu Not Functioning as a Sticky Menu
- Show Sub Menu on click and not hover
- Add prefix to url, but products not showing in page SHOP
- Nav Menu: Theme Location not working
- Remove Link from WordPress Menu
- WordPress menu walker – help to add custom class for each submenu
- What is inside in $item in start_el function in Walker_Nav_Menu class
- How to use Bootstrap Navbar in wordpress Nav Menu
- wp_nav_menu seems to be printing the wrong menu
- choose selected for select option with condition [closed]
- Menu doesn’t open on mobile
- wp_update_nav_menu also triggers post_updated
- Unable to filter/group the menu items based on the category of the pages in the Menu using wp_nav_menu
- Classes CSS (Optional) – how do I reference this in php?
- Replacing nav-menus.php file with standard clean one?
- How to add limited items in WordPress menu?
- Problem with positioning of the menu in custom WP style
- WordPress Menu Customizer
- Site-wide tabs at WordPress website?
- How to make menu output links absolute
- Creating custom Menu for custom theme
- Importable Menus? Along with Pages (a site layout template)
- Update nav menu not selecting parent
- List of WordPress menu item indices?
- Display all submenus
- WP Nav Menu: String replacements
- who to limit number of li in wp_nav_menu
- Making current_page_item work with wp_list_pages in sidebar on post pages
- Customizing Responsive Themes Menu [closed]
- How To Conditionally Change Menu In Same Theme Location
- How to centre menu items on horizontal nav bar? (e.g. make margins equal) [closed]
- Display sub menus as separate lists
- Add menu to CMS page
- Not even able to Log in [closed]
- child theme font awesome icons not working
- add dynamic ID for wp_nav_menu after and before