.listing-course {
  margin: 0 -0.5rem;
}

.listing-course:after {
  content: "";
  display: table;
  clear: both;
}

.listing-course_item {
  float: left;
  width: 33.333%;
  padding: 0 0.5rem;
  margin-bottom: 1rem;
}

.listing-course_item .schedule {
  margin-top: 1rem;
}

.listing-course_item:hover .schedule_am--active,
.listing-course_item:hover .schedule_pm--active {
  background-image: none;
}

.listing-course_item:hover .schedule_am--active:before,
.listing-course_item:hover .schedule_pm--active:before {
  content: attr(data-day);
}

.listing-course_image {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  object-fit: cover;
  object-position: center;
  mix-blend-mode: screen;
  filter: grayscale(100%);
  opacity: 0;
}

.listing-course_item:hover .listing-course_image {
  opacity: 1;
}

@media (max-width: 768px) {
  .listing-course_item {
    width: 100%;
  }
}