.back-video{
  position: absolute;
  right: 0;
  bottom: 0;
  min-width: 0%;
  min-height: 0%;
  width: 100%;
  height: 100%;
  z-index: -1;

}

.poster-img-1{
  height: 500px;
  background-repeat: no-repeat;
}
.poster-caption{
  margin-bottom: 150px;
}
.poster-title{
  font-size: 50px;
  color: rgb(255, 0, 0);
  font-weight: bold;
}
.poster-txt{
  font-size: 20px;
  color: rgb(255, 255, 255);
}
.poster-caption-1{
  margin-bottom: 70px;
  margin-right: 280px;
}
.p1{
  width: 50px;
  height: 0.2cm;
}
.p2{
 margin-left: 0px;
 margin-bottom: px;
}

.header{
  height: 100vh;
}

@media(min-aspect-ratio:16/9)
{
  .back-video
  {
    width: 100%;
    height: auto;
  }
}
@media(max-aspect-ratio:16/9)
{
  .back-video
  {
    width: auto;
    height: 100%;
  }
}

.img{
  height: 70%;
  width: 100%;
}

.img1{
  height: 100%;
  width: 100%;
}


.card{
  height: 50%;
  width: 100%;
}