html, body {
      margin: 0;
      padding: 0;
      overflow: hidden;
      height: 100%;
    }

    canvas {
      display: block;
      width: 100vw;
      height: 100vh;
    }

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.6);
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: #fff;
  padding: 20px 30px;
  border-radius: 10px;
  text-align: center;
  font-family: sans-serif;
  max-width: 300px;
  box-shadow: 0 0 10px rgba(0,0,0,0.4);
}

.modal-content input {
  padding: 8px;
  width: 90%;
  margin: 10px 0;
}

.modal-content button {
  padding: 8px 20px;
  background: #333;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #FFFFFF; /* Puedes ajustar el color */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loader-gif {
  width: 100px;
  height: auto;
}