header,
footer {
  width: 100%;
}

header p {
  font-size: 14px;
  margin: 0;
}

footer {
  margin-top: 20px;
}

footer button {
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  text-decoration: none;
}

footer button:hover {
  background-color: #0056b3;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
}

#progressContainer {
  margin-top: 20px;
  position: relative;
  width: 100%;
  height: 30px;
  background-color: #e0e0e0;
  border-radius: 15px;
}

#progressBar {
  height: 100%;
  width: 0%;
  background-color: #76c7c0;
  border-radius: 15px;
  transition: width 0.3s;
}

#progressText {
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;
  line-height: 30px;
  text-align: center;
  font-weight: bold;
}

.hidden {
  display: none;
}

#keyContainer {
  margin-top: 20px;
}