vault/static/includes/_breadcrumb.html

<nav aria-label="breadcrumb">
    <ol class="breadcrumb">
        <li class="breadcrumb-item"><a href="https://kazhnuz.space">kazhnuz.space</a>
        </li><li class="breadcrumb-item" aria-current="page">
            <span class="active"><i class="fa fa-vault" aria-hidden="true"></i> Vault</span>
        </li>
    </ol>
</nav>