ABCDEFGHIJKLMNOPQRSTUVWXYZ
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This is a list of changed CSS classes and element IDs in the Node-RED editor.

A small number of classes have been deprecated in favour of the new name, but the old class still works. This is because we believe they are classes that 3rd party nodes may legitimately be using.
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Old NameNew Name
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.bidiAware.red-ui-text-bidi-aware
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.clipboard-dialog-tab-clipboard.red-ui-clipboard-dialog-tab-clipboard
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.clipboard-dialog-tab-library.red-ui-clipboard-dialog-tab-library
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.clipboard-dialog-tabs-content.red-ui-clipboard-dialog-tabs-content
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.clipboard-import-error.red-ui-clipboard-import-error
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.component-shade.red-ui-shade
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.config_node_none.red-ui-palette-node-config-none
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.config_node_type.red-ui-palette-node-config-type
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.config_node_unused.red-ui-palette-node-config-unused
12
.config_node.red-ui-palette-node-config
13
.config-node-filter-info.red-ui-sidebar-node-config-filter-info
14
.config-node-list.red-ui-sidebar-node-config-list
15
.debug-content-list.red-ui-debug-content-list
16
.debug-content-table.red-ui-debug-content-table
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.debug-content.red-ui-debug-content
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.debug-filter-box.red-ui-debug-filter-box
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.debug-filter-row.red-ui-debug-filter-row
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.debug-message-array-rows.red-ui-debug-msg-array-rows
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.debug-message-buffer-opts.red-ui-debug-msg-buffer-opts
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.debug-message-buffer-raw.red-ui-debug-msg-buffer-raw
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.debug-message-buffer-string.red-ui-debug-msg-buffer-string
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.debug-message-date.red-ui-debug-msg-date
25
.debug-message-element.red-ui-debug-msg-element
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.debug-message-expandable.red-ui-debug-msg-expandable
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.debug-message-hover.red-ui-debug-msg-hover
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.debug-message-level-20.red-ui-debug-msg-level-20
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.debug-message-level-30.red-ui-debug-msg-level-30
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.debug-message-level-log.red-ui-debug-msg-level-log
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.debug-message-meta.red-ui-debug-msg-meta
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.debug-message-name.red-ui-debug-msg-name
33
.debug-message-object-entry.red-ui-debug-msg-object-entry
34
.debug-message-object-handle.red-ui-debug-msg-object-handle
35
.debug-message-object-key.red-ui-debug-msg-object-key
36
.debug-message-object-type-header.red-ui-debug-msg-object-type-header
37
.debug-message-object-value.red-ui-debug-msg-object-value
38
.debug-message-payload.red-ui-debug-msg-payload
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.debug-message-row-pinned.red-ui-debug-msg-row-pinned
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.debug-message-row.red-ui-debug-msg-row
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.debug-message-string-rows.red-ui-debug-msg-string-rows
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.debug-message-tools-copy.red-ui-debug-msg-tools-copy
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.debug-message-tools-other.red-ui-debug-msg-tools-other
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.debug-message-tools-pin.red-ui-debug-msg-tools-pin
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.debug-message-tools.red-ui-debug-msg-tools
46
.debug-message-top-level.red-ui-debug-msg-top-level
47
.debug-message-topic.red-ui-debug-msg-topic
48
.debug-message-type-string-swatch.red-ui-debug-msg-type-string-swatch
49
.debug-message.red-ui-debug-msg
50
.debug-window.red-ui-debug-window
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.deploy-button-content.red-ui-deploy-button-content
52
.deploy-button-group.red-ui-deploy-button-group
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.deploy-button-spinner.red-ui-deploy-button-spinner
54
.deploy-button.red-ui-deploy-button
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.divider.red-ui-menu-divider
56
.drag_line.red-ui-flow-drag-line
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.dropdown-menu.red-ui-menu-dropdown
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.dropdown-submenu.red-ui-menu-dropdown-submenu
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.editor-button-small.red-ui-button-small
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.editor-button.red-ui-button
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.editor-tray-body-wrapper.red-ui-tray-body-wrapper
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.editor-tray-body.red-ui-tray-body
.editor-tray-body still set for backwards compatibility, but is deprecated
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.editor-tray-breadcrumbs.red-ui-tray-breadcrumbs
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.editor-tray-content.red-ui-tray-content
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.editor-tray-footer.red-ui-tray-footer
.editor-tray-footer still set for backwards compatibility, but is deprecated
66
.editor-tray-header.red-ui-tray-header
.editor-tray-header still set for backwards compatibility, but is deprecated
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.editor-tray-resize-button.red-ui-tray-resize-button
68
.editor-tray-resize-handle.red-ui-tray-resize-handle
69
.editor-tray-resize-maximised.red-ui-tray-resize-maximised
70
.editor-tray-titlebar.red-ui-tray-titlebar
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.editor-tray-toolbar.red-ui-tray-toolbar
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.editor-tray.red-ui-tray
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.flow-diff.red-ui-diff-flow-diff
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.header-toolbar.red-ui-header-toolbar
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.link_background.red-ui-flow-link-background
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.link_group_active.red-ui-flow-link-group-active
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.link_group.red-ui-flow-link-group
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.link_line.red-ui-flow-link-line
79
.link_link.red-ui-flow-link-link
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.link_outline.red-ui-flow-link-outline
81
.link_port.red-ui-flow-link-port
82
.link_port.red-ui-flow-link-port
83
.link_selected.red-ui-flow-link-selected
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.link_splice.red-ui-flow-link-splice
85
.link_subflow.red-ui-flow-subflow-link
86
.link_unknown.red-ui-flow-link-unknown
87
.menu-label-container.red-ui-menu-label-container
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.menu-label.red-ui-menu-label
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.menu-sublabel.red-ui-menu-sublabel
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.node_badge_label.red-ui-flow-node-error
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.node_badge.red-ui-flow-port
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.node-button-button.red-ui-flow-node-button-button
93
.node_button.red-ui-flow-node-button
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.node_highlighted.red-ui-flow-node-highlighted
95
.node_label_italic.red-ui-flow-node-label-italic
96
.node_label_white.red-ui-flow-node-label-white
97
.node_label.red-ui-flow-node-label
98
.node_placeholder.red-ui-flow-node-placeholder
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.node_selected.red-ui-flow-node-selected
100
.node_status_label.red-ui-flow-node-status-label