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package-lock.json

@@ -5134,9 +5134,9 @@
       "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24="
     },
     "bootstrap": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.5.0.tgz",
-      "integrity": "sha512-Z93QoXvodoVslA+PWNdk23Hze4RBYIkpb5h8I2HY2Tu2h7A0LpAgLcyrhrSUyo2/Oxm2l1fRZPs1e5hnxnliXA=="
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.5.1.tgz",
+      "integrity": "sha512-bxUooHBSbvefnIZfjD0LE8nfdPKrtiFy2sgrxQwUZ0UpFzpjVbVMUxaGIoo9XWT4B2LG1HX6UQg0UMOakT0prQ=="
     },
     "brace-expansion": {
       "version": "1.1.11",
@@ -9551,6 +9551,11 @@
         "supports-color": "^6.1.0"
       }
     },
+    "jquery": {
+      "version": "3.5.1",
+      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.5.1.tgz",
+      "integrity": "sha512-XwIBPqcMn57FxfT+Go5pzySnm4KWkT1Tv7gjrpT1srtf8Weynl6R273VJ5GjkRb51IzMp5nbaPjJXMWeju2MKg=="
+    },
     "js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
@@ -11195,6 +11200,11 @@
         "ts-pnp": "^1.1.6"
       }
     },
+    "popper.js": {
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/popper.js/-/popper.js-1.16.1.tgz",
+      "integrity": "sha512-Wb4p1J4zyFTbM+u6WuO4XstYx4Ky9Cewe4DWrel7B0w6VVICvPwdOpotjzcf6eD8TsckVnIMNONQyPIUFOUbCQ=="
+    },
     "portfinder": {
       "version": "1.0.27",
       "resolved": "https://registry.npmjs.org/portfinder/-/portfinder-1.0.27.tgz",

package.json

@@ -6,7 +6,9 @@
     "@testing-library/jest-dom": "^4.2.4",
     "@testing-library/react": "^9.3.2",
     "@testing-library/user-event": "^7.1.2",
-    "bootstrap": "^4.5.0",
+    "bootstrap": "^4.5.1",
+    "jquery": "^3.5.1",
+    "popper.js": "^1.16.1",
     "react": "^16.13.1",
     "react-bootstrap": "^1.3.0",
     "react-compound-timer": "^1.2.0",

src/Quiz.js

 import React, { useState } from 'react'
 import { Link } from 'react-router-dom';
 import Timer from 'react-compound-timer'; // 타이머쓰기위해 import
+import 'bootstrap';
 import logo from './img_question.png'
 import fight from './img_quiz.png'