div.dt-button-info {
  position: fixed;
  top: 50%;
  left: 50%;
  width: 400px;
  margin-top: -100px;
  margin-left: -200px;
  background-color: white;
  border: 2px solid #111;
  box-shadow: 3px 3px 8px rgba(0, 0, 0, 0.3);
  border-radius: 3px;
  text-align: center;
  z-index: 21; }
  div.dt-button-info h2 {
    padding: 0.5em;
    margin: 0;
    font-weight: normal;
    border-bottom: 1px solid #ddd;
    background-color: #f3f3f3; }
  div.dt-button-info > div {
    padding: 1em; }

div.dt-buttons {
  position: relative;
  float: left; }
  div.dt-buttons .dt-button {
    margin-right: 0; }
    div.dt-buttons .dt-button span.ui-icon {
      display: inline-block;
      vertical-align: middle;
      margin-top: -2px; }
    div.dt-buttons .dt-button:active {
      outline: none; }
    div.dt-buttons .dt-button:hover > span {
      background-color: rgba(0, 0, 0, 0.05); }

div.dt-button-collection {
  position: absolute;
  top: 0;
  left: 0;
  width: 150px;
  margin-top: 3px;
  padding: 8px 8px 4px 8px;
  border: 1px solid #ccc;
  border: 1px solid rgba(0, 0, 0, 0.4);
  background-color: #f3f3f3;
  background-color: rgba(255, 255, 255, 0.3);
  overflow: hidden;
  z-index: 2002;
  border-radius: 5px;
  box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.3);
  z-index: 2002;
  -webkit-column-gap: 8px;
  -moz-column-gap: 8px;
  -ms-column-gap: 8px;
  -o-column-gap: 8px;
  column-gap: 8px;
  -webkit-column-gap: 0;
  -moz-column-gap: 0;
  -ms-column-gap: 0;
  -o-column-gap: 0;
  column-gap: 0; }
  div.dt-button-collection .dt-button {
    position: relative;
    left: 0;
    right: 0;
    display: block;
    float: none;
    margin-right: 0; }
    div.dt-button-collection .dt-button:last-child {
      margin-bottom: 4px; }
    div.dt-button-collection .dt-button:hover > span {
      background-color: rgba(0, 0, 0, 0.05); }
  div.dt-button-collection.fixed {
    position: fixed;
    top: 50%;
    left: 50%;
    margin-left: -75px; }
    div.dt-button-collection.fixed.two-column {
      margin-left: -150px; }
    div.dt-button-collection.fixed.three-column {
      margin-left: -225px; }
    div.dt-button-collection.fixed.four-column {
      margin-left: -300px; }
  div.dt-button-collection > * {
    -webkit-column-break-inside: avoid;
    break-inside: avoid; }
  div.dt-button-collection.two-column {
    width: 300px;
    padding-bottom: 1px;
    -webkit-column-count: 2;
    -moz-column-count: 2;
    -ms-column-count: 2;
    -o-column-count: 2;
    column-count: 2; }
  div.dt-button-collection.three-column {
    width: 450px;
    padding-bottom: 1px;
    -webkit-column-count: 3;
    -moz-column-count: 3;
    -ms-column-count: 3;
    -o-column-count: 3;
    column-count: 3; }
  div.dt-button-collection.four-column {
    width: 600px;
    padding-bottom: 1px;
    -webkit-column-count: 4;
    -moz-column-count: 4;
    -ms-column-count: 4;
    -o-column-count: 4;
    column-count: 4; }

div.dt-button-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  /* Fallback */
  background: -ms-radial-gradient(center, ellipse farthest-corner, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.7) 100%);
  /* IE10 Consumer Preview */
  background: -moz-radial-gradient(center, ellipse farthest-corner, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.7) 100%);
  /* Firefox */
  background: -o-radial-gradient(center, ellipse farthest-corner, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.7) 100%);
  /* Opera */
  background: -webkit-gradient(radial, center center, 0, center center, 497, color-stop(0, rgba(0, 0, 0, 0.3)), color-stop(1, rgba(0, 0, 0, 0.7)));
  /* Webkit (Safari/Chrome 10) */
  background: -webkit-radial-gradient(center, ellipse farthest-corner, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.7) 100%);
  /* Webkit (Chrome 11+) */
  background: radial-gradient(ellipse farthest-corner at center, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.7) 100%);
  /* W3C Markup, IE10 Release Preview */
  z-index: 2001; }

@media screen and (max-width: 640px) {
  div.dt-buttons {
    float: none !important;
    text-align: center; } }