diff --git a/package-lock.json b/package-lock.json
index 525c785..523baea 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,24 +1,44 @@
 {
   "name": "pdf-viewer-muti",
-  "version": "1.0.5",
+  "version": "1.1.5",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
     "ajv": {
-      "version": "6.4.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.4.0.tgz",
-      "integrity": "sha1-06/3jpJ3VJdx2vAWTP9ISCt1T8Y=",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
-        "fast-deep-equal": "1.1.0",
-        "fast-json-stable-stringify": "2.0.0",
-        "json-schema-traverse": "0.3.1",
-        "uri-js": "3.0.2"
+        "fast-deep-equal": "^3.1.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
+        },
+        "uri-js": {
+          "version": "4.4.1",
+          "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
+          "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+          "requires": {
+            "punycode": "^2.1.0"
+          }
+        }
       }
     },
     "ajv-keywords": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.1.0.tgz",
-      "integrity": "sha1-rCsnk5xUPpXSwG5/f1wnvkqlQ74="
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.5.2.tgz",
+      "integrity": "sha512-5p6WTN0DdTGVQk6VjcEju19IgaHudalcfabD7yhDGeA6bcQnmL+CpveLJq/3hvfwd1aof6L386Ougkx6RfyMIQ=="
     },
     "axios": {
       "version": "0.18.0",
@@ -30,19 +50,14 @@
       }
     },
     "big.js": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/big.js/-/big.js-3.2.0.tgz",
-      "integrity": "sha512-+hN/Zh2D08Mx65pZ/4g5bsmNiZUuChDiQfTUQ7qJr4/kuopCr88xZsAXv6mBoZEsUI4OuGHlX59qE94K2mMW8Q=="
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
+      "integrity": "sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ=="
     },
     "emojis-list": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-2.1.0.tgz",
-      "integrity": "sha1-TapNnbAPmBmIDHn6RXrlsJof04k="
-    },
-    "fast-deep-equal": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-3.0.0.tgz",
+      "integrity": "sha512-/kyM18EfinwXZbno9FyUGeFh87KC8HRQBQGildHZbEuRyWFOmv1U10o9BBp8XVZDVNNuQKyIGIu5ZYAAXJ0V2Q=="
     },
     "fast-json-stable-stringify": {
       "version": "2.0.0",
@@ -72,26 +87,29 @@
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
       "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
     },
-    "json-schema-traverse": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-      "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A="
-    },
     "json5": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
-      "integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
+      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+      "requires": {
+        "minimist": "^1.2.0"
+      }
     },
     "loader-utils": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.1.0.tgz",
-      "integrity": "sha1-yYrvSIvM7aL/teLeZG1qdUQp9c0=",
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.4.0.tgz",
+      "integrity": "sha512-qH0WSMBtn/oHuwjy/NucEgbx5dbxxnxup9s4PVXJUDHZBQY+s0NWA9rJf53RBnQZxfch7euUui7hpoAPvALZdA==",
       "requires": {
-        "big.js": "3.2.0",
-        "emojis-list": "2.1.0",
-        "json5": "0.5.1"
+        "big.js": "^5.2.2",
+        "emojis-list": "^3.0.0",
+        "json5": "^1.0.1"
       }
     },
+    "minimist": {
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+    },
     "ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
@@ -103,12 +121,12 @@
       "integrity": "sha1-7K52QVDemYYexcgQ/V0Jaxg5Mqc="
     },
     "pdfjs-own": {
-      "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/pdfjs-own/-/pdfjs-own-0.0.1.tgz",
-      "integrity": "sha512-cd/mN8Ag0wT+X27O3XYjwtjpa/N24PRNcxzTRKAT7G4ZMJFlWYlOOLZgBWzK1FVqOF3jUGdoasZFijnorfr53g==",
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/pdfjs-own/-/pdfjs-own-0.0.3.tgz",
+      "integrity": "sha512-B61nrcz0pkwjBH5Koj+wgVXjqbtGNZe5kuxwegYgMhIZKEoaZHcMvagyA0wUZurniWUx1Z7KiHN36wG+p7nsvg==",
       "requires": {
-        "node-ensure": "0.0.0",
-        "worker-loader": "1.1.1"
+        "node-ensure": "^0.0.0",
+        "worker-loader": "^1.1.0"
       }
     },
     "punycode": {
@@ -117,20 +135,12 @@
       "integrity": "sha1-X4Y+3Im5bbCQdLrXlHvwkFbKTn0="
     },
     "schema-utils": {
-      "version": "0.4.5",
-      "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-0.4.5.tgz",
-      "integrity": "sha512-yYrjb9TX2k/J1Y5UNy3KYdZq10xhYcF8nMpAW6o3hy6Q8WSIEf9lJHG/ePnOBfziPM3fvQwfOwa13U/Fh8qTfA==",
-      "requires": {
-        "ajv": "6.4.0",
-        "ajv-keywords": "3.1.0"
-      }
-    },
-    "uri-js": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-3.0.2.tgz",
-      "integrity": "sha1-+QuFhQf4HepNz7s8TD2/orVX+qo=",
+      "version": "0.4.7",
+      "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-0.4.7.tgz",
+      "integrity": "sha512-v/iwU6wvwGK8HbU9yi3/nhGzP0yGSuhQMzL6ySiec1FSrZZDkhm4noOSWzrNFo/jEc+SJY6jRTwuwbSXJPDUnQ==",
       "requires": {
-        "punycode": "2.1.0"
+        "ajv": "^6.1.0",
+        "ajv-keywords": "^3.1.0"
       }
     },
     "vue": {
@@ -151,8 +161,8 @@
       "resolved": "https://registry.npmjs.org/worker-loader/-/worker-loader-1.1.1.tgz",
       "integrity": "sha512-qJZLVS/jMCBITDzPo/RuweYSIG8VJP5P67mP/71alGyTZRe1LYJFdwLjLalY3T5ifx0bMDRD3OB6P2p1escvlg==",
       "requires": {
-        "loader-utils": "1.1.0",
-        "schema-utils": "0.4.5"
+        "loader-utils": "^1.0.0",
+        "schema-utils": "^0.4.0"
       }
     }
   }