- if project.image_file_name.nil?
  div style="position: relative"
    img src="#{random_abstract_image}" class="w-100 mb-2 rounded-3 img-fluid project-img-list" style="aspect-ratio: 1;"
    div class="w-100 mb-2 rounded-3 img-fluid project-img-list opacity-50" style="aspect-ratio: 1; background-color: #{random_sprint_color}; position: absolute; top: 0; left: 0;"
- else
  div style="position: relative"
    img src="#{project.image_url}" class="w-100 mb-2 rounded-3 img-fluid project-img-list" style="aspect-ratio: 1;"
    div class="w-100 mb-2 rounded-3 img-fluid project-img-list opacity-50" style="aspect-ratio: 1; background-color: #{random_sprint_color}; position: absolute; top: 0; left: 0;"