added division by tabs, validating nickname before registration, showing server responses using jquery

public/css/index.css

@@ -55,26 +55,48 @@ canvas {
 }
 
 .content-container {
-    /* margin-left: 15%; */
-    /* width: 50%; */
     width: 65%;
     margin-left: 17.5%;
     margin-right: 17.5%;
-    /* margin-right: 33%; */
-    /* background-color: #1b4c4ccc; */
     background-color: #b3b7b7cc;
     padding-left: 3%;
     padding-right: 3%;
     margin-top: 0%;
     border:solid 2px gray;
-    /* box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.5); */
     box-shadow: 0px 20px 150px rgba(0, 0, 0, 1);
 }
 
-#exitButton {
+.action-tabs {
+    margin-left: 17.5%;
+    margin-right: 17.5%;
+    padding-left: 3%;
+    padding-right: 3%;
+    width: 65%;
+}
+
+.actionTabButton {
+    font-size: 20pt;
+    background-color: #b3b7b7cc;
+    margin-right: 20px;
+}
+
+.logoutTabButton {
+    float: right;
+}
+
+.content {
+    margin-left: auto;
     margin-right: auto;
-    margin-left: 75%;
-    margin-bottom: 5%;
-    padding: 2%;
-    font-size: 20;
-}
+    width: 95%;
+}
+
+.updateForm {
+    margin-left: auto;
+    margin-right: auto;
+    width: 50%;
+}
+
+.chat-container {
+    overflow: scroll;
+    border: black solid
+}