.c-container {
  text-align: center;
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
  max-width: 800px;
  margin: auto;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.txt {
  padding: 10px;
  font-size: 16px;
  width: 250px;
  margin: 10px 0;
}

.c-button {
  background: #661717;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s ease;
  font-weight: bold;
  padding: 10px 20px;
  font-size: 16px;
}

.c-button:hover {
  background: #5a1f1f;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s ease;
  font-weight: bold;
  padding: 10px 20px;
  font-size: 16px;
}
canvas {
  margin-top: 20px;
  border: 1px solid #ccc;
  max-width: 100%;
}

.hidden {
  display: none;
}

#notFoundMsg {
  color: red;
  font-weight: bold;
}