.vaisseau {
  animation: linear vaisseau 3.5s;
}

.bandeau {
  animation: linear bandeau 2s;
}

@keyframes bandeau {
  0% {
    translate: -300px;
  }

  50% {
    translate: -150px;
  }
  84% {
    translate: -6px;
  }
  85% {
    translate: 6px;
  }
  86% {
    translate: -6px;
  }
  87% {
    translate: 6px;
  }
  88% {
    translate: -6px;
  }
  89% {
    translate: 6px;
  }
  90% {
    translate: -6px;
  }
  91% {
    translate: 6px;
  }
  92% {
    translate: -6px;
  }
  93% {
    translate: 6px;
  }
  94% {
    translate: -6px;
  }
  95% {
    translate: 6px;
  }
  96% {
    translate: -6px;
  }
  97% {
    translate: 6px;
  }
  98% {
    translate: -6px;
  }
  99% {
    translate: 6px;
  }

  100% {
    translate: 0px;
  }
}

@keyframes vaisseau {
  0% {
    translate: 300px -300px;
    rotate: 90deg;
  }

  50% {
    translate: 150px -150px;
    rotate: 225deg;
  }

  100% {
    translate: 0px 0px;
    rotate: 360deg;
  }
}
.background {
  display: inline;
  background-image: url("fond.jpg");
  background-size: cover;
  background-attachment: fixed;
  z-index: -1000;
}

.video-responsive {
  overflow: hidden;
  padding-bottom: 56.25%;
  position: relative;
  height: 0;
}

.video-responsive iframe {
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  position: absolute;
}

/* Conteneur principal */
.overlay-image {
  position: relative;
}

/* Image originale */
.overlay-image .image {
  display: block;
}

/* Texte original */
.overlay-image .text {
  position: absolute;
}

.overlay-image .hover {
  position: absolute;
  top: 0;
  opacity: 0;
  transition: 0.5s ease;
}

/* Apparition overlay sur passage souris */
.overlay-image:hover .hover {
  opacity: 1;
}

.overlay-image .normal {
  transition: 0.5s ease;
}
.overlay-image:hover .normal {
  opacity: 0;
}
.overlay-image .hover {
  background-color: rgba(0, 0, 0, 0.5);
}



.apparition1 {
  /* cosmétique */
  font-size: 32px;
  color: gold;
  /* Animation: Apparition et disparition progressive */
  opacity: 0;
  animation-delay: 1s;
  animation-duration: 3600s;
  animation-name: apparition;
  animation-timing-function: linear;
}
.apparition2 {
  /* cosmétique */
  font-size: 32px;
  color: gold;
  /* Animation: Apparition et disparition progressive */
  opacity: 0;
  animation-delay: 2.5s;
  animation-duration: 3600s;
  animation-name: apparition;
  animation-timing-function: linear;
}
.apparition3 {
  /* cosmétique */
  font-size: 32px;
  color: gold;
  /* Animation: Apparition et disparition progressive */
  opacity: 0;
  animation-delay: 4s;
  animation-duration: 3600s;
  animation-name: apparition;
  animation-timing-function:linear;
}
.apparition4 {
  /* cosmétique */
  font-size: 32px;
  color: gold;
  /* Animation: Apparition et disparition progressive */
  opacity: 0;
  animation-delay: 5.5s;
  animation-duration: 3600s;
  animation-name: apparition;
  animation-timing-function: linear;
}

.apparition5 {
  /* cosmétique */
  font-size: 32px;
  color: gold;
  font-weight: bolder;
  /* Animation: Apparition et disparition progressive */
  opacity: 0;
  animation-delay:7s;
  animation-duration: 3600s;
  animation-name: apparition;
  animation-timing-function: linear;
}


@keyframes apparition {
  0%   { opacity: 1; }
  100% { opacity: 1; }
}

.bold {
  font-weight: bold;
}