theme-twenty-sixteen

When WordPress used Widgets each widget had a Title field, and this is what you’re seeing in the demo. On a new Install of WordPress, however, Widgets will be largely replaced with Blocks, and Blocks do not have titles. In block-based themes you would be expected to add a separate Heading block. Older themes, such … Read more

The header of Twenty-Sixteen uses flexbox for alignment. You can set the flex direction of the site-header-main class to column to display the menu under the title/tagline/logo area: .site-header-main { flex-direction: column; }

inside of the header.php file use is_home() to check if it’s the home page if ( is_home() ) { // Include slider here }