body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: #121212;
  color: #fff;
  font-family: sans-serif;
  flex-direction: column;
}

.domain {
  font-size: 2em;
  border-right: 2px solid #fff;
  white-space: nowrap;
  overflow: hidden;
  width: 0;
  animation: typing 3s steps(22) forwards;
}

@keyframes typing {
  from { width: 0; }
  to { width: 18ch; }
}

.for-sale {
  margin-top: 20px;
  padding: 10px 20px;
  background: red;
  border-radius: 5px;
  animation: popIn 0.5s ease-out 3s forwards;
  opacity: 0;
}

@keyframes popIn {
  to { opacity: 1; transform: scale(1); }
  from { opacity: 0; transform: scale(0.5); }
}

.btn {
  margin-top: 20px;
  padding: 10px 20px;
  background: #fff;
  color: #121212;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: transform 0.2s;
}

.btn:hover {
  transform: scale(1.05);
}