<div class="search-form default-search-form">
    <form method="get" action="<?php echo esc_url(home_url()); ?>">
        <input class="sf" type="text" placeholder="<?php _e('Search ...', 'theme'); ?>" autocomplete="off" name="s">
        <button class="button" type="submit"><i class="fa-icon-search"></i></button>
    </form>
</div>
