Split up remaining mainStyleSheet.css

css/general/output.css

+div.output {
+    width: 100vw;
+    max-width: 100%;
+    word-break: break-all;
+    white-space: normal;
+}

css/manage/main.css

+.main-fcnn {
+    text-align: center;
+    margin: 0 auto;
+}

css/manage/manage.css

+/* puts a div in the right upper corner while not influencing the layout of the rest of the page */
+div.cheat-menu {
+    font-style: italic;
+    position: absolute;
+    right: 50px;
+}

src/gui/css/mainStyleSheet.css

-div.output{
-width: 100vw;
-max-width: 100%;
-word-break: break-all;
-white-space: normal;
-}
-
-div.cheat-menu {
-	font-style: italic;
-	position: absolute;
-	right: 50px;
-}
-
-.main-fcnn {
-	text-align: center;
-	margin: 0 auto;
-}