Alivgon

<?php 
$project_gallery = get_field( "slajder" );
?>

<div class="row">
  <?php if( $project_gallery ): ?>
    <div class="col-xl-8 col-lg-7 col-12">
      <div class="project-slider">
        <div class="project-slider__content" id="project-slider">
          <?php foreach( $project_gallery as $media ): ?>
            <div class="project-slider__slide">
              <?php if( $media['mime_type'] === 'image/jpeg' || $media['mime_type'] === 'image/png' ): ?>
                <img src="<?php echo $media['url']; ?>" alt="<?php echo $media['alt']; ?>" class="project-slider__image">
              <?php elseif( $media['mime_type'] === 'video/mp4' ): ?>
                <video controls="" autoplay="" name="media" src="<?php echo $media['url']; ?>" type="video/mp4" class="project-slider__image"></video>
              <?php endif; ?>
            </div>
          <?php endforeach; ?>
        </div>
      </div>
    </div>
  <?php endif; ?>
</div>