diff --git a/.vscode/settings.json b/.vscode/settings.json
index 732713d..604ccae 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -3,10 +3,12 @@
     "dotnet-test-explorer.runInParallel": false,
     "dotnet-test-explorer.showCodeLens": true,
     "dotnet-test-explorer.testArguments": "",
-    "nxunitExplorer.nunit": "${workspaceFolder}/packages/nunit3-console.1.0.0/lib/net20/nunit3-console.exe",
-    "nxunitExplorer.xunit": "${workspaceFolder}/packages/xunit.runner.console.2.4.1/tools/net472/xunit.console.exe",
     "nxunitExplorer.modules": [
-        "test/**/bin/**/*.{dll,exe}"
+        "test/i*/bin/Debug/*/*.tests.dll"
     ],
-    "nxunitExplorer.logpanel": true
+    "nxunitExplorer.skippattern": "",
+    "dotnetCoreExplorer.runEnvVars": {
+    "ASPNETCORE_ENVIRONMENT": "Testing"
+    },
+    "dotnetCoreExplorer.searchpatterns": "test/**/bin/**/*.tests.{dll,exe}"
 }
\ No newline at end of file
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index e453c20..39254a1 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -50,13 +50,19 @@
             ],
             "problemMatcher": "$msCompile"
         },
+        {
+            "label": "copyTestConfig",
+            "command": "dotnet",
+            "type": "process",
+            "args": [ "build", "/t:CopyTestConfig" ]
+        },
         {
             "label": "test",
             "command": "dotnet",
             "type": "process",
             "options": {
                 "env": {
-                    "ASPNETCORE_ENVIRONMENT": "Development"
+                    "ASPNETCORE_ENVIRONMENT": "Testing"
                 }
             },
             "args": [
@@ -64,7 +70,8 @@
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],
-            "problemMatcher": "$msCompile"
+            "problemMatcher": "$msCompile",
+            "dependsOn": [ "build", "copyTestConfig"]
         },
         {
             "label": "watch",
diff --git a/src/isn/Program.Commands.cs b/src/isn/Program.Commands.cs
index d0b684b..897d144 100644
--- a/src/isn/Program.Commands.cs
+++ b/src/isn/Program.Commands.cs
@@ -100,15 +100,17 @@ namespace isn
             {
                 // une addition
                 string ptd = Protector.Protect(apiKey);
-                var sUri = new Uri(source);
                 Settings.Sources.Add(source, new SourceSettings { ApiKey = ptd });
             }
             else return;
-
-               
             FileInfo cfgSettingIf = new FileInfo(_configFileName);
             if (!cfgSettingIf.Directory.Exists) cfgSettingIf.Directory.Create();
-            File.WriteAllText(cfgSettingIf.FullName, JsonConvert.SerializeObject(Program.Settings));
+            File.WriteAllText(
+                cfgSettingIf.FullName, 
+                JsonConvert.SerializeObject(
+                    Settings,
+                    Formatting.Indented
+            ));
         }
 
         public static void LoadConfig()
diff --git a/src/isnd/Views/Shared/_LoginPartial.cshtml b/src/isnd/Views/Shared/_LoginPartial.cshtml
index 1adde49..6498547 100644
--- a/src/isnd/Views/Shared/_LoginPartial.cshtml
+++ b/src/isnd/Views/Shared/_LoginPartial.cshtml
@@ -20,10 +20,10 @@
 else
 {
     <li class="nav-item">
-        <a class="nav-link text-dark" asp-area="Identity" asp-page="/Account/Register">Register</a>
+        <a class="nav-link" asp-area="Identity" asp-page="/Account/Register">Register</a>
     </li>
     <li class="nav-item">
-        <a class="nav-link text-dark" asp-area="Identity" asp-page="/Account/Login">Login</a>
+        <a class="nav-link" asp-area="Identity" asp-page="/Account/Login">Login</a>
     </li>
 }
 </ul>
diff --git a/src/isnd/wwwroot/css/site-g.css b/src/isnd/wwwroot/css/site-g.css
index 35bc29b..dcf288e 100644
--- a/src/isnd/wwwroot/css/site-g.css
+++ b/src/isnd/wwwroot/css/site-g.css
@@ -54,7 +54,7 @@ body {
   font-size: 1rem;
   font-weight: 400;
   line-height: 1.5;
-  color: white;
+  color: #d6d6d6;
   text-align: left;
   background-color: #272727; }
 
@@ -1318,7 +1318,7 @@ pre {
 .table {
   width: 100%;
   margin-bottom: 1rem;
-  color: white; }
+  color: #d6d6d6; }
   .table th,
   .table td {
     padding: 0.75rem;
@@ -1353,7 +1353,7 @@ pre {
   background-color: rgba(0, 0, 0, 0.05); }
 
 .table-hover tbody tr:hover {
-  color: white;
+  color: #d6d6d6;
   background-color: rgba(0, 0, 0, 0.075); }
 
 .table-primary,
@@ -1630,7 +1630,7 @@ select.form-control:focus::-ms-value {
   margin-bottom: 0;
   font-size: 1rem;
   line-height: 1.5;
-  color: white;
+  color: #d6d6d6;
   background-color: transparent;
   border: solid transparent;
   border-width: 1px 0; }
@@ -1899,7 +1899,7 @@ textarea.form-control {
 .btn {
   display: inline-block;
   font-weight: 400;
-  color: white;
+  color: #d6d6d6;
   text-align: center;
   vertical-align: middle;
   cursor: pointer;
@@ -1915,7 +1915,7 @@ textarea.form-control {
     .btn {
       transition: none; } }
   .btn:hover {
-    color: white;
+    color: #d6d6d6;
     text-decoration: none; }
   .btn:focus, .btn.focus {
     outline: 0;
@@ -2359,7 +2359,7 @@ input[type="button"].btn-block {
   padding: 0.5rem 0;
   margin: 0.125rem 0 0;
   font-size: 1rem;
-  color: white;
+  color: #d6d6d6;
   text-align: left;
   list-style: none;
   background-color: #fff;
@@ -3940,7 +3940,7 @@ input[type="button"].btn-block {
     text-decoration: none;
     background-color: #f8f9fa; }
   .list-group-item-action:active {
-    color: white;
+    color: #d6d6d6;
     background-color: #e9ecef; }
 
 .list-group-item {
@@ -4562,7 +4562,7 @@ a.close.disabled {
 
 .popover-body {
   padding: 0.5rem 0.75rem;
-  color: white; }
+  color: #d6d6d6; }
 
 .carousel {
   position: relative; }
@@ -7666,7 +7666,7 @@ a.text-dark:hover, a.text-dark:focus {
   color: #121416 !important; }
 
 .text-body {
-  color: white !important; }
+  color: #d6d6d6 !important; }
 
 .text-muted {
   color: #6c757d !important; }
diff --git a/src/isnd/wwwroot/css/site.scss b/src/isnd/wwwroot/css/site.scss
index fcb6f81..07996e3 100644
--- a/src/isnd/wwwroot/css/site.scss
+++ b/src/isnd/wwwroot/css/site.scss
@@ -1,6 +1,6 @@
 // Your variable overrides
 $body-bg: rgb(39, 39, 39);
-$body-color: rgb(255, 255, 255);
+$body-color: rgb(214, 214, 214);
 
 @import "../lib/bootstrap/scss/bootstrap";
 
diff --git a/src/isnd/wwwroot/icon.jpg b/src/isnd/wwwroot/icon.jpg
deleted file mode 100644
index e652502..0000000
Binary files a/src/isnd/wwwroot/icon.jpg and /dev/null differ
diff --git a/src/isnd/wwwroot/icon.png b/src/isnd/wwwroot/icon.png
index 0720a6b..214ed31 100644
Binary files a/src/isnd/wwwroot/icon.png and b/src/isnd/wwwroot/icon.png differ
diff --git a/test/isnd.tests/isnd.tests.csproj b/test/isnd.tests/isnd.tests.csproj
index 62b23cc..786d7e6 100644
--- a/test/isnd.tests/isnd.tests.csproj
+++ b/test/isnd.tests/isnd.tests.csproj
@@ -22,5 +22,13 @@
     <ProjectReference Include="..\..\src\isnd\isnd.csproj" />
     <ProjectReference Include="..\..\src\isn\isn.csproj" />
   </ItemGroup>
-
+  <ItemGroup>
+    <MyTestingConfigFiles Include="appsettings.Testing.json"/>
+  </ItemGroup>
+  <Target Name="CopyTestConfig">
+        <Copy
+            SourceFiles="@(MyTestingConfigFiles)"
+            DestinationFolder="bin\Debug\netcoreapp2.1"
+        />
+    </Target>
 </Project>