body {
  font-family: Arial, sans-serif;
  text-align: center;
  background-color: #f4f4f4;
}

.container {
  width: 50%;
  margin: 50px auto;
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}

input,
button {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
}

.progress-container {
  width: 100%;
  background: #ddd;
  margin-top: 20px;
  border-radius: 5px;
}

.progress-bar {
  width: 0%;
  height: 20px;
  background: green;
  border-radius: 5px;
}