html, body {
  margin: 0;
  padding: 0;
  height: auto;
  background-color: #EAEAEE;
  font-family: 'Courier New', Courier, monospace;
}

body {
  display: block;
}

.window {
  background: white;
  border: 4px solid #105584;
  box-shadow: 10px 10px 0 #105584;
  width: 320px;
  max-width: 100%;
  margin: 40px auto;
}

.title-bar {
  background: #105584;
  color: white;
  padding: 10px;
  font-weight: bold;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.title-bar .buttons {
  display: flex;
  gap: 5px;
}

.title-bar .buttons div {
  width: 12px;
  height: 12px;
  background: white;
  border: 2px solid #105584;
}

.content {
  padding: 20px;
  font-size: 1.2rem;
  color: #105584;
  min-height: 100px;
  white-space: normal;
  text-align: center;
}

.cursor {
  display: inline-block;
  width: 10px;
  background: #105584;
  animation: blink 1s step-start infinite;
}

@keyframes blink {
  50% { background: transparent; }
}