diff --git a/package.json b/package.json
index fea209a..f7a14cb 100644
--- a/package.json
+++ b/package.json
@@ -53,6 +53,7 @@
     "@lumino/coreutils": "^1.4.2",
     "@lumino/messaging": "^1.3.3",
     "@lumino/widgets": "^1.10.2",
+    "@material-ui/core": "^4.10.2",
     "react": "^16.8.6",
     "react-dom": "^16.8.6"
   },
diff --git a/src/extension.ts b/src/extension.ts
index 6c6b3e7..8fc2d68 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -52,6 +52,15 @@ async function activateTOC(
   rendermime: IRenderMimeRegistry,
   settingRegistry: ISettingRegistry
 ): Promise<ITableOfContentsRegistry> {
+  // Attempt to load plugin settings:
+  let settings: ISettingRegistry.ISettings | undefined;
+  try {
+    settings = await settingRegistry.load('@jupyterlab/toc:plugin');
+  } catch (error) {
+    console.error(
+      `Failed to load settings for the Table of Contents extension.\n\n${error}`
+    );
+  }
   // Create the ToC widget:
   const toc = new TableOfContents({ docmanager, rendermime });
 
@@ -67,16 +76,6 @@ async function activateTOC(
   // Add the ToC widget to the application restorer:
   restorer.add(toc, '@jupyterlab/toc:plugin');
 
-  // Attempt to load plugin settings:
-  let settings: ISettingRegistry.ISettings | undefined;
-  try {
-    settings = await settingRegistry.load('@jupyterlab/toc:plugin');
-  } catch (error) {
-    console.error(
-      `Failed to load settings for the Table of Contents extension.\n\n${error}`
-    );
-  }
-
   // Create a notebook generator:
   const notebookGenerator = createNotebookGenerator(
     notebookTracker,
diff --git a/src/toc_item.tsx b/src/toc_item.tsx
index 21d7600..086d02d 100644
--- a/src/toc_item.tsx
+++ b/src/toc_item.tsx
@@ -2,7 +2,63 @@
 // Distributed under the terms of the Modified BSD License.
 
 import * as React from 'react';
-import { IHeading } from './utils/headings';
+import ListItem from '@material-ui/core/ListItem';
+import Menu from '@material-ui/core/Menu';
+import MenuItem from '@material-ui/core/MenuItem';
+import { CodeCell } from '@jupyterlab/cells';
+import { NotebookPanel } from '@jupyterlab/notebook';
+import { IHeading, INotebookHeading } from './utils/headings';
+
+/**
+ * Tests whether a heading is a notebook heading.
+ *
+ * @private
+ * @param heading - heading to test
+ * @returns boolean indicating whether a heading is a notebook heading
+ */
+function isNotebookHeading(heading: any): heading is INotebookHeading {
+  return heading.type !== undefined && heading.cellRef !== undefined;
+}
+
+/**
+ * Checks whether a heading has runnable code cells.
+ *
+ * @private
+ * @param headings - list of headings
+ * @param heading - heading
+ * @returns boolean indicating whether a heading has runnable code cells
+ */
+function hasCodeCells(headings: IHeading[], heading: IHeading): boolean {
+  let h: INotebookHeading;
+  let i: number;
+
+  if (!isNotebookHeading(heading)) {
+    return false;
+  }
+  // Find the heading in the list of headings...
+  for (i = 0; i < headings.length; i++) {
+    if (heading === headings[i]) {
+      break;
+    }
+  }
+  // Check if the current heading is a "code" heading...
+  h = heading as INotebookHeading;
+  if (h.type === 'code') {
+    return true;
+  }
+  // Check for nested code headings...
+  const level = heading.level;
+  for (i = i + 1; i < headings.length; i++) {
+    h = headings[i] as INotebookHeading;
+    if (h.level <= level) {
+      return false;
+    }
+    if (h.type === 'code') {
+      return true;
+    }
+  }
+  return false;
+}
 
 /**
  * Interface describing component properties.
@@ -10,6 +66,11 @@ import { IHeading } from './utils/headings';
  * @private
  */
 interface IProperties extends React.Props<TOCItem> {
+  /**
+   * List of all headings.
+   */
+  headings: IHeading[];
+
   /**
    * Heading to render.
    */
@@ -29,7 +90,17 @@ interface IProperties extends React.Props<TOCItem> {
  *
  * @private
  */
-interface IState {}
+interface IState {
+  /**
+   * Mouse x-position.
+   */
+  mouseX: number | null;
+
+  /**
+   * Mouse y-position.
+   */
+  mouseY: number | null;
+}
 
 /**
  * React component for a table of contents entry.
@@ -37,6 +108,20 @@ interface IState {}
  * @private
  */
 class TOCItem extends React.Component<IProperties, IState> {
+  /**
+   * Returns a component which renders a table of contents entry.
+   *
+   * @param props - component properties
+   * @returns component
+   */
+  constructor(props: IProperties) {
+    super(props);
+    this.state = {
+      mouseX: null,
+      mouseY: null
+    };
+  }
+
   /**
    * Renders a table of contents entry.
    *
@@ -52,9 +137,161 @@ class TOCItem extends React.Component<IProperties, IState> {
       event.stopPropagation();
       heading.onClick();
     };
+    const content = this.props.itemRenderer(heading);
+    if (!content) {
+      return null;
+    }
+    const FLG = hasCodeCells(this.props.headings, heading);
+    return (
+      <ListItem
+        onClick={onClick}
+        onContextMenu={
+          FLG
+            ? this._onContextMenuFactory(heading as INotebookHeading)
+            : undefined
+        }
+      >
+        {content}
+        {FLG ? (
+          <Menu
+            keepMounted
+            classes={{
+              list: 'jp-TableOfContents-item-contextmenu'
+            }}
+            open={this.state.mouseY !== null}
+            onClose={this._onContextMenuClose}
+            anchorReference="anchorPosition"
+            anchorPosition={
+              this.state.mouseY !== null && this.state.mouseX !== null
+                ? { top: this.state.mouseY, left: this.state.mouseX }
+                : void 0
+            }
+          >
+            <MenuItem
+              className="jp-TableOfContents-item-contextmenu-item"
+              onClick={this._onRunFactory(heading as INotebookHeading)}
+            >
+              Run Cell(s)
+            </MenuItem>
+          </Menu>
+        ) : null}
+      </ListItem>
+    );
+  }
+
+  /**
+   * Returns a callback which is invoked upon opening a context menu.
+   *
+   * @param heading - heading
+   * @returns callback
+   */
+  private _onContextMenuFactory(heading: INotebookHeading) {
+    const self = this;
+    return onContextMenu;
+
+    /**
+     * Callback invoked upon opening a job's context menu.
+     *
+     * @private
+     * @param event - event object
+     */
+    function onContextMenu(event: any): void {
+      event.preventDefault();
+      event.stopPropagation();
+
+      self.setState({
+        mouseX: event.clientX - 2,
+        mouseY: event.clientY - 4
+      });
+    }
+  }
+
+  /**
+   * Returns a callback which is invoked upon clicking a menu item to run code cells.
+   *
+   * @param heading - heading
+   * @returns callback
+   */
+  private _onRunFactory(heading: INotebookHeading) {
+    const self = this;
+    return onClick;
 
-    let content = this.props.itemRenderer(heading);
-    return content && <li onClick={onClick}>{content}</li>;
+    /**
+     * Callback invoked upon clicking a menu item to run code cells.
+     *
+     * @private
+     * @param event - event object
+     */
+    async function onClick(event: any): Promise<void> {
+      let code: INotebookHeading[];
+      let h: INotebookHeading;
+      let i: number;
+
+      event.preventDefault();
+      event.stopPropagation();
+
+      self._closeContextMenu();
+
+      // Find the heading in the list of ToC headings...
+      const headings = self.props.headings;
+      for (i = 0; i < headings.length; i++) {
+        if (heading === headings[i]) {
+          break;
+        }
+      }
+      code = [];
+
+      // Check if the current heading is a "code" heading...
+      h = heading as INotebookHeading;
+      if (h.type === 'code') {
+        code.push(h);
+      }
+      // Find all nested code headings...
+      else {
+        const level = heading.level;
+        for (i = i + 1; i < headings.length; i++) {
+          h = headings[i] as INotebookHeading;
+          if (h.level <= level) {
+            break;
+          }
+          if (h.type === 'code') {
+            code.push(h);
+          }
+        }
+      }
+      // Run each of the associated code cells...
+      for (i = 0; i < code.length; i++) {
+        if (code[i].cellRef) {
+          const cell = code[i].cellRef as CodeCell;
+          const panel = cell.parent?.parent as NotebookPanel;
+          if (panel) {
+            await CodeCell.execute(cell, panel.sessionContext);
+          }
+        }
+      }
+    }
+  }
+
+  /**
+   * Callback invoked upon closing a context menu.
+   *
+   * @param event - event object
+   */
+  private _onContextMenuClose = (event: any): void => {
+    event.preventDefault();
+    event.stopPropagation();
+
+    this._closeContextMenu();
+  };
+
+  /**
+   * Closes a context menu.
+   */
+  private _closeContextMenu(): void {
+    this.setState({
+      mouseX: null,
+      mouseY: null
+    });
   }
 }
 
diff --git a/src/toc_tree.tsx b/src/toc_tree.tsx
index 4d1801a..e2e19fd 100644
--- a/src/toc_tree.tsx
+++ b/src/toc_tree.tsx
@@ -2,6 +2,7 @@
 // Distributed under the terms of the Modified BSD License.
 
 import * as React from 'react';
+import List from '@material-ui/core/List';
 import { Widget } from '@lumino/widgets';
 import { IHeading } from './utils/headings';
 import { TableOfContentsRegistry as Registry } from './registry';
@@ -55,6 +56,16 @@ interface IState {}
  * @private
  */
 class TOCTree extends React.Component<IProperties, IState> {
+  /**
+   * Returns a component which renders a table of contents tree.
+   *
+   * @param props - component properties
+   * @returns component
+   */
+  constructor(props: IProperties) {
+    super(props);
+  }
+
   /**
    * Renders a table of contents tree.
    */
@@ -66,6 +77,7 @@ class TOCTree extends React.Component<IProperties, IState> {
     let list: JSX.Element[] = this.props.toc.map(el => {
       return (
         <TOCItem
+          headings={this.props.toc}
           heading={el}
           itemRenderer={this.props.itemRenderer}
           key={`${el.text}-${el.level}-${i++}`}
@@ -76,7 +88,7 @@ class TOCTree extends React.Component<IProperties, IState> {
       <div className="jp-TableOfContents">
         <header>{this.props.title}</header>
         {Toolbar && <Toolbar />}
-        <ul className="jp-TableOfContents-content">{list}</ul>
+        <List className="jp-TableOfContents-content">{list}</List>
       </div>
     );
   }
diff --git a/style/index.css b/style/index.css
index 93cb921..ac3aa8d 100644
--- a/style/index.css
+++ b/style/index.css
@@ -459,3 +459,18 @@
 .toc-level-size-default {
   font-size: 9px;
 }
+
+/**
+ * TOC item context menu.
+ */
+
+.jp-TableOfContents-item-contextmenu {
+  padding-top: 0 !important;
+  padding-bottom: 0 !important;
+
+  background-color: var(--jp-layout-color2);
+}
+
+.jp-TableOfContents-item-contextmenu-item {
+  color: var(--jp-ui-font-color0) !important;
+}
diff --git a/yarn.lock b/yarn.lock
index 8a1d503..54b64e0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -25,6 +25,13 @@
   dependencies:
     regenerator-runtime "^0.13.4"
 
+"@babel/runtime@^7.3.1", "@babel/runtime@^7.4.4", "@babel/runtime@^7.5.5", "@babel/runtime@^7.8.3", "@babel/runtime@^7.8.7":
+  version "7.10.2"
+  resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.10.2.tgz#d103f21f2602497d38348a32e008637d506db839"
+  integrity sha512-6sF3uQw2ivImfVIl62RZ7MXhO2tap69WeWK57vAaimT6AZbE4FbqjdEJIN1UqoD6wI6B+1n9UiagafH1sxjOtg==
+  dependencies:
+    regenerator-runtime "^0.13.4"
+
 "@blueprintjs/core@^3.22.2", "@blueprintjs/core@^3.24.0":
   version "3.24.0"
   resolved "https://registry.yarnpkg.com/@blueprintjs/core/-/core-3.24.0.tgz#593a2b289bb94224f3a924eb1b3065ea3c4ca00a"
@@ -59,6 +66,11 @@
     classnames "^2.2"
     tslib "~1.10.0"
 
+"@emotion/hash@^0.8.0":
+  version "0.8.0"
+  resolved "https://registry.yarnpkg.com/@emotion/hash/-/hash-0.8.0.tgz#bbbff68978fefdbe68ccb533bc8cbe1d1afb5413"
+  integrity sha512-kBJtf7PH6aWwZ6fka3zQ0p6SBYzx4fl1LoZXE2RrnYST9Xljm7WfKJrU4g/Xr3Beg72MLrp1AWNUmuYJTL7Cow==
+
 "@fortawesome/fontawesome-free@^5.12.0":
   version "5.12.1"
   resolved "https://registry.yarnpkg.com/@fortawesome/fontawesome-free/-/fontawesome-free-5.12.1.tgz#2a98fea9fbb8a606ddc79a4680034e9d5591c550"
@@ -583,6 +595,70 @@
     "@lumino/signaling" "^1.3.5"
     "@lumino/virtualdom" "^1.6.1"
 
+"@material-ui/core@^4.10.2":
+  version "4.10.2"
+  resolved "https://registry.yarnpkg.com/@material-ui/core/-/core-4.10.2.tgz#0ef78572132fcef1a25f6969bce0d34652d42e31"
+  integrity sha512-Uf4iDLi9sW6HKbVQDyDZDr1nMR4RUAE7w/RIIJZGNVZResC0xwmpLRZMtaUdSO43N0R0yJehfxTi4Z461Cd49A==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+    "@material-ui/styles" "^4.10.0"
+    "@material-ui/system" "^4.9.14"
+    "@material-ui/types" "^5.1.0"
+    "@material-ui/utils" "^4.10.2"
+    "@types/react-transition-group" "^4.2.0"
+    clsx "^1.0.4"
+    hoist-non-react-statics "^3.3.2"
+    popper.js "1.16.1-lts"
+    prop-types "^15.7.2"
+    react-is "^16.8.0"
+    react-transition-group "^4.4.0"
+
+"@material-ui/styles@^4.10.0":
+  version "4.10.0"
+  resolved "https://registry.yarnpkg.com/@material-ui/styles/-/styles-4.10.0.tgz#2406dc23aa358217aa8cc772e6237bd7f0544071"
+  integrity sha512-XPwiVTpd3rlnbfrgtEJ1eJJdFCXZkHxy8TrdieaTvwxNYj42VnnCyFzxYeNW9Lhj4V1oD8YtQ6S5Gie7bZDf7Q==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+    "@emotion/hash" "^0.8.0"
+    "@material-ui/types" "^5.1.0"
+    "@material-ui/utils" "^4.9.6"
+    clsx "^1.0.4"
+    csstype "^2.5.2"
+    hoist-non-react-statics "^3.3.2"
+    jss "^10.0.3"
+    jss-plugin-camel-case "^10.0.3"
+    jss-plugin-default-unit "^10.0.3"
+    jss-plugin-global "^10.0.3"
+    jss-plugin-nested "^10.0.3"
+    jss-plugin-props-sort "^10.0.3"
+    jss-plugin-rule-value-function "^10.0.3"
+    jss-plugin-vendor-prefixer "^10.0.3"
+    prop-types "^15.7.2"
+
+"@material-ui/system@^4.9.14":
+  version "4.9.14"
+  resolved "https://registry.yarnpkg.com/@material-ui/system/-/system-4.9.14.tgz#4b00c48b569340cefb2036d0596b93ac6c587a5f"
+  integrity sha512-oQbaqfSnNlEkXEziDcJDDIy8pbvwUmZXWNqlmIwDqr/ZdCK8FuV3f4nxikUh7hvClKV2gnQ9djh5CZFTHkZj3w==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+    "@material-ui/utils" "^4.9.6"
+    csstype "^2.5.2"
+    prop-types "^15.7.2"
+
+"@material-ui/types@^5.1.0":
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/@material-ui/types/-/types-5.1.0.tgz#efa1c7a0b0eaa4c7c87ac0390445f0f88b0d88f2"
+  integrity sha512-7cqRjrY50b8QzRSYyhSpx4WRw2YuO0KKIGQEVk5J8uoz2BanawykgZGoWEqKm7pVIbzFDN0SpPcVV4IhOFkl8A==
+
+"@material-ui/utils@^4.10.2", "@material-ui/utils@^4.9.6":
+  version "4.10.2"
+  resolved "https://registry.yarnpkg.com/@material-ui/utils/-/utils-4.10.2.tgz#3fd5470ca61b7341f1e0468ac8f29a70bf6df321"
+  integrity sha512-eg29v74P7W5r6a4tWWDAAfZldXIzfyO1am2fIsC39hdUUHm/33k6pGOKPbgDjg/U/4ifmgAePy/1OjkKN6rFRw==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+    prop-types "^15.7.2"
+    react-is "^16.8.0"
+
 "@samverschueren/stream-to-observable@^0.3.0":
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/@samverschueren/stream-to-observable/-/stream-to-observable-0.3.0.tgz#ecdf48d532c58ea477acfcab80348424f8d0662f"
@@ -612,6 +688,13 @@
   dependencies:
     "@types/react" "*"
 
+"@types/react-transition-group@^4.2.0":
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/@types/react-transition-group/-/react-transition-group-4.4.0.tgz#882839db465df1320e4753e6e9f70ca7e9b4d46d"
+  integrity sha512-/QfLHGpu+2fQOqQaXh8MG9q03bFENooTb/it4jr5kKaZlDQfWvjqWZg48AwzPVMBHlRuTRAY7hRHCEOXz5kV6w==
+  dependencies:
+    "@types/react" "*"
+
 "@types/react@*", "@types/react@~16.4.13", "@types/react@~16.9.16":
   version "16.4.18"
   resolved "https://registry.yarnpkg.com/@types/react/-/react-16.4.18.tgz#2e28a2e7f92d3fa7d6a65f2b73275c3e3138a13d"
@@ -860,6 +943,11 @@ cli-truncate@^0.2.1:
     slice-ansi "0.0.4"
     string-width "^1.0.1"
 
+clsx@^1.0.4:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/clsx/-/clsx-1.1.1.tgz#98b3134f9abbdf23b2663491ace13c5c03a73188"
+  integrity sha512-6/bPho624p3S2pMyvP5kKBPXnI3ufHLObBFCfgx+LkeR5lg2XYy2hqZqUf45ypD8COn2bhgGJSUE+l5dhNBieA==
+
 code-point-at@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
@@ -939,11 +1027,24 @@ cross-spawn@^6.0.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
+css-vendor@^2.0.8:
+  version "2.0.8"
+  resolved "https://registry.yarnpkg.com/css-vendor/-/css-vendor-2.0.8.tgz#e47f91d3bd3117d49180a3c935e62e3d9f7f449d"
+  integrity sha512-x9Aq0XTInxrkuFeHKbYC7zWY8ai7qJ04Kxd9MnvbC1uO5DagxoHQjm4JvG+vCdXOoFtCjbL2XSZfxmoYa9uQVQ==
+  dependencies:
+    "@babel/runtime" "^7.8.3"
+    is-in-browser "^1.0.2"
+
 csstype@^2.2.0, csstype@^2.4.0, csstype@~2.6.9:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/csstype/-/csstype-2.6.9.tgz#05141d0cd557a56b8891394c1911c40c8a98d098"
   integrity sha512-xz39Sb4+OaTsULgUERcCk+TJj8ylkL4aSVDQiX/ksxbELSqwkgt4d4RD7fovIdgJGSuNYqwZEiVjYY5l0ask+Q==
 
+csstype@^2.5.2, csstype@^2.6.5, csstype@^2.6.7:
+  version "2.6.10"
+  resolved "https://registry.yarnpkg.com/csstype/-/csstype-2.6.10.tgz#e63af50e66d7c266edb6b32909cfd0aabe03928b"
+  integrity sha512-D34BqZU4cIlMCY93rZHbrq9pjTAQJ3U8S8rfBqjwHxkGPThWFjzZDQpgMJY0QViLxth6ZKYiwFBo14RdN44U/w==
+
 date-fns@^1.27.2:
   version "1.30.1"
   resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-1.30.1.tgz#2e71bf0b119153dbb4cc4e88d9ea5acfb50dc05c"
@@ -1045,6 +1146,14 @@ dom-helpers@^3.4.0:
   dependencies:
     "@babel/runtime" "^7.1.2"
 
+dom-helpers@^5.0.1:
+  version "5.1.4"
+  resolved "https://registry.yarnpkg.com/dom-helpers/-/dom-helpers-5.1.4.tgz#4609680ab5c79a45f2531441f1949b79d6587f4b"
+  integrity sha512-TjMyeVUvNEnOnhzs6uAn9Ya47GmMo3qq7m+Lr/3ON0Rs5kHvb8I+SQYjLUSYn7qhEm0QjW0yrBkvz9yOrwwz1A==
+  dependencies:
+    "@babel/runtime" "^7.8.7"
+    csstype "^2.6.7"
+
 dom-serializer@0:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/dom-serializer/-/dom-serializer-0.2.2.tgz#1afb81f533717175d478655debc5e332d9f9bb51"
@@ -1417,6 +1526,13 @@ has@^1.0.3:
   dependencies:
     function-bind "^1.1.1"
 
+hoist-non-react-statics@^3.3.2:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/hoist-non-react-statics/-/hoist-non-react-statics-3.3.2.tgz#ece0acaf71d62c2969c2ec59feff42a4b1a85b45"
+  integrity sha512-/gGivxi8JPKWNm/W0jSmzcMPpfpPLc3dY/6GxhX2hQ9iGj3aDfklV4ET7NjKpSinLpJ5vafa9iiGIEZg10SfBw==
+  dependencies:
+    react-is "^16.7.0"
+
 hosted-git-info@^2.1.4:
   version "2.8.8"
   resolved "https://registry.yarnpkg.com/hosted-git-info/-/hosted-git-info-2.8.8.tgz#7539bd4bc1e0e0a895815a2e0262420b12858488"
@@ -1450,6 +1566,11 @@ husky@^2.7.0:
     run-node "^1.0.0"
     slash "^3.0.0"
 
+hyphenate-style-name@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/hyphenate-style-name/-/hyphenate-style-name-1.0.3.tgz#097bb7fa0b8f1a9cf0bd5c734cf95899981a9b48"
+  integrity sha512-EcuixamT82oplpoJ2XU4pDtKGWQ7b00CD9f1ug9IaQ3p1bkHMiKCZ9ut9QDI6qsa6cpUuB+A/I+zLtdNK4n2DQ==
+
 import-fresh@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/import-fresh/-/import-fresh-2.0.0.tgz#d81355c15612d386c61f9ddd3922d4304822a546"
@@ -1595,6 +1716,11 @@ is-glob@^4.0.0:
   dependencies:
     is-extglob "^2.1.1"
 
+is-in-browser@^1.0.2, is-in-browser@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/is-in-browser/-/is-in-browser-1.1.3.tgz#56ff4db683a078c6082eb95dad7dc62e1d04f835"
+  integrity sha1-Vv9NtoOgeMYILrldrX3GLh0E+DU=
+
 is-number@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-3.0.0.tgz#24fd6201a4782cf50561c810276afc7d12d71195"
@@ -1731,6 +1857,76 @@ json5@^2.1.1:
   dependencies:
     minimist "^1.2.0"
 
+jss-plugin-camel-case@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-camel-case/-/jss-plugin-camel-case-10.3.0.tgz#ae4da53b39a6e3ea94b70a20fc41c11f0b87386a"
+  integrity sha512-tadWRi/SLWqLK3EUZEdDNJL71F3ST93Zrl9JYMjV0QDqKPAl0Liue81q7m/nFUpnSTXczbKDy4wq8rI8o7WFqA==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    hyphenate-style-name "^1.0.3"
+    jss "^10.3.0"
+
+jss-plugin-default-unit@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-default-unit/-/jss-plugin-default-unit-10.3.0.tgz#cd74cf5088542620a82591f76c62c6b43a7e50a6"
+  integrity sha512-tT5KkIXAsZOSS9WDSe8m8lEHIjoEOj4Pr0WrG0WZZsMXZ1mVLFCSsD2jdWarQWDaRNyMj/I4d7czRRObhOxSuw==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    jss "^10.3.0"
+
+jss-plugin-global@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-global/-/jss-plugin-global-10.3.0.tgz#6b883e74900bb71f65ac2b19bea78f7d1e85af3f"
+  integrity sha512-etYTG/y3qIR/vxZnKY+J3wXwObyBDNhBiB3l/EW9/pE3WHE//BZdK8LFvQcrCO48sZW1Z6paHo6klxUPP7WbzA==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    jss "^10.3.0"
+
+jss-plugin-nested@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-nested/-/jss-plugin-nested-10.3.0.tgz#ae8aceac95e09c3d40c991ea32403fb647d9e0a8"
+  integrity sha512-qWiEkoXNEkkZ+FZrWmUGpf+zBsnEOmKXhkjNX85/ZfWhH9dfGxUCKuJFuOWFM+rjQfxV4csfesq4hY0jk8Qt0w==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    jss "^10.3.0"
+    tiny-warning "^1.0.2"
+
+jss-plugin-props-sort@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-props-sort/-/jss-plugin-props-sort-10.3.0.tgz#5b0625f87b6431a7969c56b0d8c696525969bfe4"
+  integrity sha512-boetORqL/lfd7BWeFD3K+IyPqyIC+l3CRrdZr+NPq7Noqp+xyg/0MR7QisgzpxCEulk+j2CRcEUoZsvgPC4nTg==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    jss "^10.3.0"
+
+jss-plugin-rule-value-function@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-rule-value-function/-/jss-plugin-rule-value-function-10.3.0.tgz#498b0e2bae16cb316a6bdb73fd783cf9604ba747"
+  integrity sha512-7WiMrKIHH3rwxTuJki9+7nY11r1UXqaUZRhHvqTD4/ZE+SVhvtD5Tx21ivNxotwUSleucA/8boX+NF21oXzr5Q==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    jss "^10.3.0"
+    tiny-warning "^1.0.2"
+
+jss-plugin-vendor-prefixer@^10.0.3:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss-plugin-vendor-prefixer/-/jss-plugin-vendor-prefixer-10.3.0.tgz#b09c13a4d05a055429d8a24e19cc01ce049f0ed4"
+  integrity sha512-sZQbrcZyP5V0ADjCLwUA1spVWoaZvM7XZ+2fSeieZFBj31cRsnV7X70FFDerMHeiHAXKWzYek+67nMDjhrZAVQ==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    css-vendor "^2.0.8"
+    jss "^10.3.0"
+
+jss@^10.0.3, jss@^10.3.0:
+  version "10.3.0"
+  resolved "https://registry.yarnpkg.com/jss/-/jss-10.3.0.tgz#2cf7be265f72b59c1764d816fdabff1c5dd18326"
+  integrity sha512-B5sTRW9B6uHaUVzSo9YiMEOEp3UX8lWevU0Fsv+xtRnsShmgCfIYX44bTH8bPJe6LQKqEXku3ulKuHLbxBS97Q==
+  dependencies:
+    "@babel/runtime" "^7.3.1"
+    csstype "^2.6.5"
+    is-in-browser "^1.1.3"
+    tiny-warning "^1.0.2"
+
 kind-of@^3.0.2, kind-of@^3.0.3, kind-of@^3.2.0:
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-3.2.2.tgz#31ea21a734bab9bbb0f32466d893aea51e4a3c64"
@@ -2281,6 +2477,11 @@ please-upgrade-node@^3.0.2, please-upgrade-node@^3.1.1:
   dependencies:
     semver-compare "^1.0.0"
 
+popper.js@1.16.1-lts:
+  version "1.16.1-lts"
+  resolved "https://registry.yarnpkg.com/popper.js/-/popper.js-1.16.1-lts.tgz#cf6847b807da3799d80ee3d6d2f90df8a3f50b05"
+  integrity sha512-Kjw8nKRl1m+VrSFCoVGPph93W/qrSO7ZkqPpTf7F4bk/sqcfWK019dWBUpE/fBOsOQY1dks/Bmcbfn1heM/IsA==
+
 popper.js@^1.14.4, popper.js@^1.15.0:
   version "1.16.1"
   resolved "https://registry.yarnpkg.com/popper.js/-/popper.js-1.16.1.tgz#2a223cb3dc7b6213d740e40372be40de43e65b1b"
@@ -2305,7 +2506,7 @@ prettier@^1.19.1:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.19.1.tgz#f7d7f5ff8a9cd872a7be4ca142095956a60797cb"
   integrity sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==
 
-prop-types@^15.6.1, prop-types@^15.6.2:
+prop-types@^15.6.1, prop-types@^15.6.2, prop-types@^15.7.2:
   version "15.7.2"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.7.2.tgz#52c41e75b8c87e72b9d9360e0206b99dcbffa6c5"
   integrity sha512-8QQikdH7//R2vurIJSutZ1smHYTcLpRWEOlHnzcWHmBYrOGUysKwSsrC89BCiFj3CbrfJ/nXFdJepOVrY1GCHQ==
@@ -2357,6 +2558,11 @@ react-dom@~16.9.0:
     prop-types "^15.6.2"
     scheduler "^0.15.0"
 
+react-is@^16.7.0, react-is@^16.8.0:
+  version "16.13.1"
+  resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.1.tgz#789729a4dc36de2999dc156dd6c1d9c18cea56a4"
+  integrity sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==
+
 react-is@^16.8.1:
   version "16.13.0"
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.0.tgz#0f37c3613c34fe6b37cd7f763a0d6293ab15c527"
@@ -2390,6 +2596,16 @@ react-transition-group@^2.9.0:
     prop-types "^15.6.2"
     react-lifecycles-compat "^3.0.4"
 
+react-transition-group@^4.4.0:
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/react-transition-group/-/react-transition-group-4.4.1.tgz#63868f9325a38ea5ee9535d828327f85773345c9"
+  integrity sha512-Djqr7OQ2aPUiYurhPalTrVy9ddmFCCzwhqQmtN+J3+3DzLO209Fdr70QrN8Z3DsglWql6iY1lDWAfpFiBtuKGw==
+  dependencies:
+    "@babel/runtime" "^7.5.5"
+    dom-helpers "^5.0.1"
+    loose-envify "^1.4.0"
+    prop-types "^15.6.2"
+
 react@^16.8.6:
   version "16.13.0"
   resolved "https://registry.yarnpkg.com/react/-/react-16.13.0.tgz#d046eabcdf64e457bbeed1e792e235e1b9934cf7"
@@ -2832,6 +3048,11 @@ synchronous-promise@^2.0.6:
   resolved "https://registry.yarnpkg.com/synchronous-promise/-/synchronous-promise-2.0.10.tgz#e64c6fd3afd25f423963353043f4a68ebd397fd8"
   integrity sha512-6PC+JRGmNjiG3kJ56ZMNWDPL8hjyghF5cMXIFOKg+NiwwEZZIvxTWd0pinWKyD227odg9ygF8xVhhz7gb8Uq7A==
 
+tiny-warning@^1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/tiny-warning/-/tiny-warning-1.0.3.tgz#94a30db453df4c643d0fd566060d60a875d84754"
+  integrity sha512-lBN9zLN/oAf68o3zNXYrdCt1kP8WsiGW8Oo2ka41b2IM5JL/S1CTyX1rW0mb/zSuJun0ZUrDxx4sqvYS2FWzPA==
+
 to-object-path@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/to-object-path/-/to-object-path-0.3.0.tgz#297588b7b0e7e0ac08e04e672f85c1f4999e17af"