<div class="search-box clearfix">
    <form method="get" id="search-form" class="search-form clearfix" action="<?php echo esc_url(home_url('/')); ?>">
    <input type="text"  placeholder="<?php esc_html_e('Search...', 'nictitate-lite'); ?>" name="s" class="search-text" maxlength="20">
        <input type="submit" value="" name="" class="search-submit">
    </form><!-- search-form -->   
</div><!--end:search-box-->