.gallery_container {
  --button-size: 16pt;
  width: 98%;
  min-height: 400px;
  clear: both;
}

.gallery_button {
  width: max-content;
  height: var(--button-size);
  /*background-color: yellow;*/
  cursor: pointer;
  user-select: none;
  margin-top: 3pt;
  margin-bottom: 3pt;
}

.gallery_left {
  float: left;
}

.gallery_right {
  float: right;
}

.gallery_random{
  margin-left: auto;
  margin-right: auto;
}

.gallery_canvas {
  width: 76%;
  min-height: 400px;
  /*background-color: rgba(255,255,255,.4);*/
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
  margin-left: auto;
  margin-right: auto;
  clear: both;
  margin-top: 3pt;
  margin-bottom: 3pt;
}