DedeV6/src/theme/dedebiz/head.htm

<div class="container py-3">
    <div class="row">
        <div class="col-md-12">
            <div class="navbar navbar-expand-md navbar-dark bg-success shadow-sm rounded">
                <div class="col-5 col-md-9">
                    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbars" aria-controls="navbars" aria-expanded="false" aria-label="展开导航">
                        <span class="navbar-toggler-icon"></span>
                    </button>
                    <div class="collapse navbar-collapse" id="navbars">
                        <ul class="navbar-nav mr-auto">
                            <li class="nav-item"><a class="nav-link" href="{dede:global.cfg_cmsurl/}/">首页</a></li>
                            {dede:channel type='top' row='10' currentstyle="<li class='nav-item'><a class='nav-link active' href='~typelink~' ~rel~><span>~typename~</span></a></li>"}
                            <li class="nav-item"><a class="nav-link" href="[field:typeurl/]">[field:typename/]</a></li>
                            {/dede:channel}
                        </ul>
                    </div>
                </div>
                <div class="col-7 col-md-3">
                    <form class="search" name="formsearch" action="{dede:global.cfg_cmsurl/}/apps/search.php">
                        <input type="hidden" name="kwtype" value="0">
                        <input name="q" type="text" class="form-control" placeholder="请输入...">
                        <button type="submit" class="btn btn-success"><i class="fa fa-search"></i></button>
                    </form>
                </div>
            </div>
        </div>
    </div>
</div>