searchform.php

<?php
/**
 * Search form template
 *
 * @package MinimalCode
 */
?>

<form role="search" method="get" class="search-form" action="<?php echo esc_url(home_url('/')); ?>">
    <label>
        <span class="screen-reader-text"><?php _e('Search for:', 'minimalcode'); ?></span>
        <input type="search" class="search-field" placeholder="<?php echo esc_attr_x('Search...', 'placeholder', 'minimalcode'); ?>" value="<?php echo get_search_query(); ?>" name="s" />
    </label>
    <button type="submit" class="search-submit">
        <span class="screen-reader-text"><?php _e('Search', 'minimalcode'); ?></span>
        <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
            <circle cx="11" cy="11" r="8"></circle>
            <path d="m21 21-4.35-4.35"></path>
        </svg>
    </button>
</form>