diff --git a/Relective-after_firebase/project_isad/package.json b/Relective-after_firebase/project_isad/package.json
old mode 100755
new mode 100644
index 36342060..45fc7b68
--- a/Relective-after_firebase/project_isad/package.json
+++ b/Relective-after_firebase/project_isad/package.json
@@ -15,7 +15,7 @@
     "firebase": "^5.9.3",
     "firebaseui": "^3.5.2",
     "install": "^0.12.2",
-    "node-sass": "^4.11.0",
+    "node-sass": "^4.13.1",
     "rebuild": "^0.1.2",
     "sass-loader": "^7.1.0",
     "scss": "^0.2.4",
diff --git a/Relective-after_firebase/project_isad/yarn.lock b/Relective-after_firebase/project_isad/yarn.lock
old mode 100755
new mode 100644
index 5bc06ba7..2870df22
--- a/Relective-after_firebase/project_isad/yarn.lock
+++ b/Relective-after_firebase/project_isad/yarn.lock
@@ -5141,11 +5141,6 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
-lodash.assign@^4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
-  integrity sha1-DZnzzNem0mHRm9rrkkUAXShYCOc=
-
 lodash.camelcase@^4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz#b28aa6288a2b9fc651035c7711f65ab6190331a6"
@@ -5156,11 +5151,6 @@ lodash.clone@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.clone/-/lodash.clone-4.5.0.tgz#195870450f5a13192478df4bc3d23d2dea1907b6"
   integrity sha1-GVhwRQ9aExkkeN9Lw9I9LeoZB7Y=
 
-lodash.clonedeep@^4.3.2:
-  version "4.5.0"
-  resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
-  integrity sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=
-
 lodash.defaultsdeep@^4.6.0:
   version "4.6.0"
   resolved "http://registry.npm.taobao.org/lodash.defaultsdeep/download/lodash.defaultsdeep-4.6.0.tgz#bec1024f85b1bd96cbea405b23c14ad6443a6f81"
@@ -5186,11 +5176,6 @@ lodash.memoize@^4.1.2:
   resolved "http://registry.npm.taobao.org/lodash.memoize/download/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
   integrity sha1-vMbEmkKihA7Zl/Mj6tpezRguC/4=
 
-lodash.mergewith@^4.6.0:
-  version "4.6.1"
-  resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.1.tgz#639057e726c3afbdb3e7d42741caa8d6e4335927"
-  integrity sha512-eWw5r+PYICtEBgrBE5hhlT6aAa75f411bgDz/ZL2KZqYV03USvucsxcHUIlGTDTECs1eunpI7HOV7U+WLDvNdQ==
-
 lodash.tail@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.tail/-/lodash.tail-4.1.1.tgz#d2333a36d9e7717c8ad2f7cacafec7c32b444664"
@@ -5206,10 +5191,10 @@ lodash.uniq@^4.5.0:
   resolved "http://registry.npm.taobao.org/lodash.uniq/download/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "http://registry.npm.taobao.org/lodash/download/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-  integrity sha1-s56mIp72B+zYniyN8SU2iRysm40=
+lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.15, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0, lodash@~4.17.10:
+  version "4.17.20"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
+  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
 
 log-symbols@^2.2.0:
   version "2.2.0"
@@ -5568,20 +5553,10 @@ mute-stream@0.0.7:
   resolved "http://registry.npm.taobao.org/mute-stream/download/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
   integrity sha1-MHXOk7whuPq0PhvE2n6BFe0ee6s=
 
-nan@^2.0.0:
-  version "2.13.2"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.13.2.tgz#f51dc7ae66ba7d5d55e1e6d4d8092e802c9aefe7"
-  integrity sha512-TghvYc72wlMGMVMluVo9WRJc0mB8KxxF/gZ4YYFy7V2ZQX9l7rgbPg7vjS9mt6U5HXODVFVI2bOduCzwOMv/lw==
-
-nan@^2.10.0:
-  version "2.13.1"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.13.1.tgz#a15bee3790bde247e8f38f1d446edcdaeb05f2dd"
-  integrity sha512-I6YB/YEuDeUZMmhscXKxGgZlFnhsn5y0hgOZBadkzfTRrZBtJDZeg6eQf7PYMIEclwmorTKK8GztsyOUSVBREA==
-
-nan@^2.9.2:
-  version "2.12.1"
-  resolved "http://registry.npm.taobao.org/nan/download/nan-2.12.1.tgz#7b1aa193e9aa86057e3c7bbd0ac448e770925552"
-  integrity sha1-exqhk+mqhgV+PHu9CsRI53CSVVI=
+nan@^2.0.0, nan@^2.13.2, nan@^2.9.2:
+  version "2.14.1"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
+  integrity sha512-isWHgVjnFjh2x2yuJ/tj3JbwoHu3UC2dX5G/88Cm24yB6YopVgxvBObDY7n5xW6ExmFhJpSEQqFPvq9zaXc8Jw==
 
 nanomatch@^1.2.9:
   version "1.2.13"
@@ -5749,10 +5724,10 @@ node-releases@^1.1.8:
   dependencies:
     semver "^5.3.0"
 
-node-sass@^4.11.0:
-  version "4.11.0"
-  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.11.0.tgz#183faec398e9cbe93ba43362e2768ca988a6369a"
-  integrity sha512-bHUdHTphgQJZaF1LASx0kAviPH7sGlcyNhWade4eVIpFp6tsn7SV8xNMTbsQFpEV9VXpnwTTnNYlfsZXgGgmkA==
+node-sass@^4.13.1:
+  version "4.13.1"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.13.1.tgz#9db5689696bb2eec2c32b98bfea4c7a2e992d0a3"
+  integrity sha512-TTWFx+ZhyDx1Biiez2nB0L3YrCZ/8oHagaDalbuBSlqXgUPsdkUSzJsVxeDO9LtPB49+Fh3WQl3slABo6AotNw==
   dependencies:
     async-foreach "^0.1.3"
     chalk "^1.1.1"
@@ -5761,12 +5736,10 @@ node-sass@^4.11.0:
     get-stdin "^4.0.1"
     glob "^7.0.3"
     in-publish "^2.0.0"
-    lodash.assign "^4.2.0"
-    lodash.clonedeep "^4.3.2"
-    lodash.mergewith "^4.6.0"
+    lodash "^4.17.15"
     meow "^3.7.0"
     mkdirp "^0.5.1"
-    nan "^2.10.0"
+    nan "^2.13.2"
     node-gyp "^3.8.0"
     npmlog "^4.0.0"
     request "^2.88.0"