Overleaf/services/web/frontend/stylesheets/app/editor/ide-react.less

#ide-root {
  height: 100vh;

  .global-alerts {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
  }

  .chat {
    position: relative;
    height: 100%;
  }
}

.ide-react-main {
  height: 100%;
  display: flex;
  flex-direction: column;

  .toolbar.toolbar-header {
    position: static;
    flex-grow: 0;
    color: var(--neutral-20);
  }
}

.ide-react-body {
  flex-grow: 1;
}

.horizontal-resize-handle {
  width: @ui-resizer-size !important;
  height: 100%;

  // Enable ::before and ::after pseudo-elements to position themselves correctly
  position: relative;

  background-color: @editor-resizer-bg-color;

  .custom-toggler {
    padding: 0;
    border-width: 0;
  }

  &::before,
  &::after {
    // This SVG has the colour hard-coded to the current value of @ol-blue-gray-2, so if we changed @ol-blue-gray-2,
    // we'd have to change this SVG too
    content: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='7' height='18' viewBox='0 0 7 18'%3E%3Cpath d='M2 0h3v3H2zM2 5h3v3H2zM2 10h3v3H2zM2 15h3v3H2z' style='fill:%239da7b7'/%3E%3C/svg%3E");
    display: block;
    position: absolute;
    text-align: center;
    left: 0;
    width: 7px;
    height: 18px;
  }
  &::before {
    top: 25%;
  }
  &::after {
    top: 75%;
  }
}

.vertical-resize-handle {
  height: 6px;
  background-color: @vertical-resizable-resizer-bg;

  &:hover {
    background-color: @vertical-resizable-resizer-hover-bg;
  }

  &::after {
    // This SVG has the colour hard-coded to the current value of @ol-blue-gray-2, so if we changed @ol-blue-gray-2,
    // we'd have to change this SVG too
    content: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='6' viewBox='0 0 18 6'%3E%3Cpath d='M0 1.5h3v3H0zM5 1.5h3v3H5zM10 1.5h3v3h-3zM15 1.5h3v3h-3z' style='fill:%239da7b7'/%3E%3C/svg%3E");
    display: block;
    text-align: center;
    line-height: 0;
  }
}

// Styles for placeholder elements that will eventually be replaced
.ide-react-placeholder-chat {
  background-color: var(--editor-toolbar-bg);
  color: var(--neutral-20);
  height: 100%;
}

.ide-react-placeholder-editor-sidebar {
  height: 100%;
  background-color: @file-tree-bg;
  color: var(--neutral-20);
}

.ide-react-placeholder-symbol-palette {
  height: 100%;
  background-color: @symbol-palette-bg;
  color: var(--neutral-20);
}

.ide-react-file-tree-panel {
  display: flex;
}