body {
  margin: 0;
  overflow: hidden;
}

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

/* Dialog box styles */
.dialog-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: none;
  justify-content: center;
  align-items: center;
}

.dialog-box {
  background: white;
  padding: 20px;
  border-radius: 5px;
  max-width: 80%;
  max-height: 80%;
  overflow-y: auto;
  text-align: left;
}

.dialog-options {
  margin-top: 15px;
}

.dialog-option {
  cursor: pointer;
  padding: 5px;
  margin-bottom: 5px;
  background: #e0e0e0;
  border-radius: 3px;
}

.dialog-option:hover {
  background: #c0c0c0;
}