message: Update browser_source.css
diff: -body, .livesplit, .livesplit-container, .buttons {
  +body, .livesplit-container, .buttons {
  background-color: rgba(0, 0, 0, 0);
  - margin: 0px;
  - padding: 0px;
  overflow: hidden !important;
  }
  +.livesplit-container > div {
  + margin: 0px !important;
  +}
  +
  .sidebar {
  box-shadow: none !important;
  }
  