.content {
  font-family: Arial, sans-serif;
  background-color: #f0f4f8;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 90vh;
  margin: 0;
}
.container {
  text-align: center;
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  max-width: 400px;
  width: 100%;
  flex: 1;
}
.kana {
  font-size: 5rem;
  margin-bottom: 1rem;
}
input {
  padding: 0.5rem;
  font-size: 1rem;
  width: 80%;
  margin-bottom: 1rem;
}
button {
  padding: 0.5rem 1rem;
  font-size: 1rem;
  border: none;
  border-radius: 0.5rem;
  background-color: #007bff;
  color: white;
  cursor: pointer;
}
button:hover {
  background-color: #0056b3;
}
.feedback {
  margin-top: 1rem;
  font-weight: bold;
}
.score {
  margin-top: 0.5rem;
  font-size: 1rem;
}
.home {
  margin-top: 1rem;
  background-color: #6c757d;
}

/* Footer styling */
.footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  color: #555;
  background-color: #f9f9f9;
  border-top: 1px solid #ddd;
}

.footer a {
  color: #007acc;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}