.course-fullwidth-image {
  width: 100%;
  position: relative;
  overflow: hidden;
}
.course-fullwidth-image__img img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  background-position: center;
  object-fit: cover;
}