/* main page style */
body {
  background: #f2f2f2;
  font-family: Arial, sans-serif;
}

/* main container */
#container {
  width: 800px;
  margin: 20px auto;
  padding: 20px;
  background: white;
}

/* title style */
.heading {
  font-size: 32px;
  color: #222;
}

/* small title */
.subheading {
  font-size: 20px;
  margin-top: 20px;
}

/* normal paragraph */
.paragraph {
  font-size: 16px;
  line-height: 1.6;
}

/* hover box */
.example {
  width: 260px;
  padding: 12px;
  margin-top: 10px;
  border: 2px solid #666;
  background: #66CCFF;

  transition: transform 0.2s;
}

.example:hover {
  transform: translateX(15px) rotate(2deg);
}

/* moving box */
.moving {
  margin-top: 15px;
  width: 80px;
  text-align: center;

  animation: slide 3s infinite;
}

/* animation steps */
@keyframes slide {
  0% { transform: translateX(0); }
  25% { transform: translateX(25px); }
  50% { transform: translateX(50px); }
  75% { transform: translateX(160px); }
  100% { transform: translateX(0); }
}

/* footer text */
.footer {
  margin-top: 300px;
  font-size: 9px;
}

/* print style */
@media print {
  .example,
  .moving {
    display: none;
  }
}