body {
  margin: 0;
  background: black;
  font-family: Tahoma, Arial, sans-serif;
  overflow: hidden;
}

#desktop {
  width: 100vw;
  height: 100vh;
  position: relative;
  background: #000;
}

.icon {
  color: white;
  width: 80px;
  margin: 20px;
  cursor: pointer;
  text-align: center;
}

.window {
  position: absolute;
  width: 300px;
  height: 220px;
  background: #ece9d8;
  border: 2px solid #0a246a;
  display: none;
}

.titlebar {
  background: linear-gradient(#3169c8, #1848a0);
  color: white;
  padding: 4px;
  display: flex;
  justify-content: space-between;
  cursor: move;
}

iframe {
  width: 100%;
  height: 180px;
  border: none;
}

textarea {
  width: 100%;
  height: 180px;
}