Drupal Paragraphs get image url with image style

theme.php

<?php

use Drupal\image\Entity\ImageStyle;

/**
 * Implements hook_preprocess_HOOK() for paragraph--para-slide.html.twig.
 */
function themename_preprocess_paragraph__para_slide(&$variables) {
  $paragraph = $variables['paragraph'];
  if (!$paragraph->field_image->isEmpty()) {
    $image_uri = $paragraph->field_image->entity->getFileUri();
    $style = \Drupal\image\Entity\ImageStyle::load('banner_wide');
    $image = $style->buildUrl($image_uri);;
    $variables['attributes']['style'][] = 'background-image: url("' . $image . '");';
    $variables['attributes']['style'][] = 'background-size: cover;';
    $variables['attributes']['style'][] = 'background-position: center center;';
  }
}