#canvas { top:0px; left:0px; }
@keyframes flicker {
  0% {
    opacity: 0.79975;
  }
  5% {
    opacity: 0.57775;
  }
  10% {
    opacity: 0.9181;
  }
  15% {
    opacity: 0.20455;
  }
  20% {
    opacity: 0.04913;
  }
  25% {
    opacity: 0.43962;
  }
  30% {
    opacity: 0.36193;
  }
  35% {
    opacity: 0.29885;
  }
  40% {
    opacity: 0.03854;
  }
  45% {
    opacity: 0.72684;
  }
  50% {
    opacity: 0.77541;
  }
  55% {
    opacity: 0.85377;
  }
  60% {
    opacity: 0.64509;
  }
  65% {
    opacity: 0.79362;
  }
  70% {
    opacity: 0.73261;
  }
  75% {
    opacity: 0.68897;
  }
  80% {
    opacity: 0.72253;
  }
  85% {
    opacity: 0.98142;
  }
  90% {
    opacity: 0.89852;
  }
  95% {
    opacity: 0.48387;
  }
  100% {
    opacity: 0.54849;
  }
}
#game-container {
  background: rgba(0, 0, 0, 0.10);
  width: 780px;
  height: 540px;
  position: relative;
  overflow: hidden;
  border:1px solid #009bdb;
  margin: 0 auto;
}
#game-container::after {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(18, 16, 16, 0.1);
  opacity: 0;
  z-index: 2;
  pointer-events: none;
}
#game-container::before {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  z-index: 2;
  background-size: 100% 2px, 3px 100%;
  pointer-events: none;
}

#game-container::after {
  animation: flicker 0.15s infinite;
}

@keyframes turn-on {
  0% {
    transform: scale(1, 0.8) translate3d(0, 0, 0);
    -webkit-filter: brightness(30);
    filter: brightness(30);
    opacity: 1;
  }
  3.5% {
    transform: scale(1, 0.8) translate3d(0, 100%, 0);
  }
  3.6% {
    transform: scale(1, 0.8) translate3d(0, -100%, 0);
    opacity: 1;
  }
  9% {
    transform: scale(1.3, 0.6) translate3d(0, 100%, 0);
    -webkit-filter: brightness(30);
    filter: brightness(30);
    opacity: 0;
  }
  11% {
    transform: scale(1, 1) translate3d(0, 0, 0);
    -webkit-filter: contrast(0) brightness(0);
    filter: contrast(0) brightness(0);
    opacity: 0;
  }
  100% {
    transform: scale(1, 1) translate3d(0, 0, 0);
    -webkit-filter: contrast(1) brightness(1.2) saturate(1.3);
    filter: contrast(1) brightness(1.2) saturate(1.3);
    opacity: 1;
  }
}

.screen {
  width: 780px;
  height: 540px;
  border: none;
  animation: turn-on 4s linear;
  animation-fill-mode: forwards;
}