added classes to all theme controls, added mobile support to Oqtane theme

Oqtane.Server/wwwroot/Themes/Oqtane.Themes.OqtaneTheme/Theme.css

@@ -4,6 +4,13 @@ body {
     padding-top: 7rem;
 }
 
+.controls {
+    z-index: 2000;
+    padding-top: 15px;
+    padding-bottom: 15px;
+    margin-right: 10px;
+}
+
 .app-menu .nav-item {
     font-size: 0.9rem;
     padding-bottom: 0.5rem;
@@ -33,3 +40,35 @@ body {
     vertical-align: text-top;
     top: -2px;
 }
+
+.navbar-toggler {
+    background-color: rgba(255, 255, 255, 0.1);
+    margin-left: auto;
+}
+
+@media (max-width: 767px) {
+    .navbar {
+        position: fixed;
+        top: 60px;
+        width: 100%;
+    }
+
+    .controls {
+        height: 60px;
+        top: 15px;
+        position: fixed;
+        top: 0px;
+        width: 100%;
+        background-color: rgb(0, 0, 0);
+    }
+
+    .controls-group {
+        float: right;
+        margin-right: 25px;
+    }
+
+    .container {
+        position: relative;
+        top: 30px;
+    }
+}