body {
  background: white;
  margin: 0;
  min-height: 100vh;
    font-family: monospace;
  color: #ff0000;
   text-shadow:
    -2px -2px 0 #fff,
     2px -2px 0 #fff,
    -2px  2px 0 #fff,
     2px  2px 0 #fff,
     0px -2px 0 #fff,
    -2px 0px 0 #fff,
     2px 0px 0 #fff,
     0px 2px 0 #fff;
  margin: 0;
  line-height: 1;
  text-align: center;
  width: 100vw;
}

img {
  width: 200px;
  height: auto; 
  transition: opacity 0.3s ease;
  position: absolute;
  z-index: 1;
}

img:hover {
  opacity: 1;
}

.bloc {
  position: static;
}

.bloc img,
.bloc .texte {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.bloc:hover img,
.bloc:hover .texte {
  opacity: 1;
}


.bloc .texte {
  position: fixed;
  z-index: 10;
  white-space: normal;
  overflow-wrap: normal;
  width: auto;
  max-width: 200px;
}

#reward-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  border: none;
  position: relative;
}

#reward-container img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  width: auto;
  height: auto;
}

#reward-container:target ~ .bloc img,
#reward-container:target ~ .bloc .texte {
  display: none;
}