<form role="search" method="get" class="search-form" action="<?php echo home_url('/'); ?>">
    <input type="search" class="search-field" placeholder="<?php echo esc_attr_x('Search', 'mpwbpk') ?>" value="<?php echo get_search_query() ?>" name="s" />
    <div class="search-clear-trigger"></div>
</form>