.thumbnail .viewThisResult {
  opacity: 0;
  transition: opacity 0.5s ease;
}
.thumbnail:hover .viewThisResult {
  opacity: 1;
  transition: opacity 0.5s ease;
}

.background {
  background-image: url("../image/7058601_preview.png");
  background-position: bottom;
  background-repeat: no-repeat;
  background-size: cover;
  height: 100vh;
  width: 100%;
}