body {
  margin: 0;
  background: #2b2b2b;
  font-family: monospace;
  color: white;
}

.table {
  height: 70vh;
  background: radial-gradient(#5a3a1a, #2d1a0a);
  display: flex;
  align-items: center;
  justify-content: center;
}

#paper {
  width: 320px;
  height: 220px;
  background:
    linear-gradient(145deg, #fff, #eaeaea);
  box-shadow:
    0 20px 40px rgba(0,0,0,.6);
  border-radius: 2px;
  position: relative;
  transform-origin: center;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

#paper::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      rgba(0,0,0,0.02),
      rgba(0,0,0,0.02) 1px,
      transparent 1px,
      transparent 2px
    );
  pointer-events: none;
}

#text {
  position: absolute;
  bottom: 10px;
  right: 10px;
  color: #444;
  font-size: 14px;
}

.controls {
  padding: 20px;
  background: #111;
  border-top: 1px solid #333;
}

.controls h2 {
  margin-top: 0;
}

.fail {
  animation: shake 0.4s;
  background: #ccc !important;
}

@keyframes shake {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(2deg); }
  50% { transform: rotate(-2deg); }
  100% { transform: rotate(0deg); }
}