body {
  width: 100%;
}

.container {
  display: flex;
  flex-direction: row;
}

.player1 {
  animation-name: snare;
  animation-fill-mode: forwards;
  height: 100em;
  width: 25vw;
}

.player2 {
  animation-name: snare;
  animation-fill-mode: forwards;
  height: 100em;
  width: 25vw;
}

.player3 {
  animation-name: snare;
  animation-fill-mode: forwards;
  height: 100em;
  width: 25vw;
}

.player4 {
  animation-name: snare;
  animation-fill-mode: forwards;
  height: 100em;
  width: 25vw;
}

@keyframes snare {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}