<div class="input-group">
    <span class="input-group-btn">
        <a href="/searchnew?key=" class="btn search-btn" id="{{ $button_id }}"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></a>
        <!-- <button id="{{ $button_id }}" class="btn btn-default" type="button"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></button> -->
    </span>
    <input type="text" class="form-control" id="{{ $input_id }}" placeholder="Search for...">
</div>