body {
  position: relative;
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #81e0ff 0%, #0099e6 100%);
  color: #ffffff;
}

.container {
  text-align: center;
}

.footer {
  position: absolute;
  bottom: 0;
  height: 50px;
  text-align: center;
}