how do i make my search bar actually search pages in my site? : so i put a search bar into my website and i dont know how to make it actually search pages within my site. I dobt want a google search bar where you can search anything. I already have the search bar in my site, but nothing happens when you press search. Help is much appreciated.

here is the html to my search bar:

    <div class="search">
    <form class="form-wrapper-2 cf">
    <input type="text" placeholder="Search Yacht..." required>
    <button type="submit">Search</button>
    </form>
</div>