wip: initial commit

assets/styles/app.css

@@ -1,3 +1,21 @@
-body {
-    background-color: skyblue;
+#content {
+    position: relative;
 }
+
+#loading-indicator {
+    display: none;
+}
+
+#loading-indicator.htmx-request {
+    display: block;
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-color: white;
+}
+
+[disabled] {
+    cursor: not-allowed;
+}