A breadcrumb provides a trail of links indicating the user’s current location within a website’s hierarchy. It typically appears near the top of a web page or at the top of a content section, serving as a secondary navigation aid.
When to use 
Use breadcrumbs on your website if you have a hierarchical structure of pages, such as categories and subcategories.
Anatomy 
 
1. Breadcrumb 
  
    Includes link to home page and every subsequent tier up to 4 that leads to current 
    Do not include current page in the breadcrumbs. 
   
2. Separator 
  
  Static “/“ used to separate breadcrumb items 
   
Examples 
<nav  class ="ucla-breadcrumb" > 
  <ul  class ="ucla-breadcrumb__list" > 
    <li  class ="ucla-breadcrumb__list-item" > 
      <a  class ="ucla-breadcrumb__link"  href ="#" > Home</a > 
    </li > 
    <li  class ="ucla-breadcrumb__list-item" > 
      <a  class ="ucla-breadcrumb__link"  href ="#" > Level 1</a > 
    </li > 
    <li  class ="ucla-breadcrumb__list-item" > 
      <a  class ="ucla-breadcrumb__link"  href ="#" > Level 2</a > 
    </li > 
  </ul > 
</nav >  
 
  
The breadcrumb is a simple navigation component that’s built using the following structure:
.ucla-breadcrumb - Main container
.ucla-breadcrumb__list - Start of breadcrumb list
.ucla-breadcrumb__list-itme - Breadcrumb Item
.ucla-breadcrumb__link - Breadcrumb Link 
 
 
 
 
 
 
 
    
 
<nav  class ="ucla-breadcrumb" > 
    <ul  class ="ucla-breadcrumb__list" > 
        <li  class ="ucla-breadcrumb__list-item" > 
            <a  class ="ucla-breadcrumb__link"  href ="#" > Home</a > 
        </li > 
        <li  class ="ucla-breadcrumb__list-item" > 
            <a  class ="ucla-breadcrumb__link"  href ="#" > Level 1</a > 
        </li > 
        <li  class ="ucla-breadcrumb__list-item" > 
            <a  class ="ucla-breadcrumb__link"  href ="#" > Level 2</a > 
        </li > 
    </ul > 
</nav > Note:  Do not include the current page in the breadcrumb. Instead, the breadcrumb should sit right above the page title.
    
 
Current Page Title 
<nav  class ="ucla-breadcrumb" > 
    <ul  class ="ucla-breadcrumb__list" > 
        <li  class ="ucla-breadcrumb__list-item" > 
            <a  class ="ucla-breadcrumb__link"  href ="#" > Home</a > 
        </li > 
        <li  class ="ucla-breadcrumb__list-item" > 
            <a  class ="ucla-breadcrumb__link"  href ="#" > Level 1</a > 
        </li > 
        <li  class ="ucla-breadcrumb__list-item" > 
            <a  class ="ucla-breadcrumb__link"  href ="#" > Level 2</a > 
        </li > 
    </ul > 
</nav > 
<h1  class ="headline-text__xl" > Current Page Title</h1 >