.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
  }

  @media (min-width: 768px) {
    .bd-placeholder-img-lg {
      font-size: 3.5rem;
    }
  }
  /* Show it is fixed to the top */
  body {
    min-height: 75rem;
    padding-top: 4.5rem;
  }

.pointer {
    cursor: pointer;
}

.canvas_parent {
  width: 100%;
  height: 95vh;
  position: relative;
}
#canvas {
  width: 100%;
  height: 100%;
}