body {
  margin: 0;
  font-family: "Times New Roman", Times, serif;
  color: darkblue;
  background: url("images/nature-background.jpg") no-repeat center center fixed;
  background-size: cover;
}

.content {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px;
  background: rgba(255, 255, 255, 0.85);
}

h1 {
  text-align: center;
}

h1 img {
  width: 120px;
  vertical-align: middle;
}

p {
  font-size: large;
  line-height: 1.6;
}

.copy-line {
  margin-top: 20px;
}

.copy-target {
  font-family: monospace;
  background: #eef;
  padding: 4px 6px;
  margin-left: 5px;
}

button {
  margin-left: 8px;
  padding: 4px 8px;
  cursor: pointer;
}

.closing {
  margin-top: 40px;
  font-size: x-large;
  text-align: center;
}

/* Parrot animation */
#parrot {
  position: fixed;
  top: 20%;
  right: -200px;
  width: 120px;
  animation: flyby 18s linear infinite;
  z-index: 10;
  pointer-events: none;
}

@keyframes flyby {
  from { right: -200px; }
  to   { right: 110%; }
}