Working template (RmlUi 6.2)

Needs:
- Lua plugin
- SVG plugin

assets/main.rcss

@@ -0,0 +1,26 @@
+body {
+    display: block;
+    width: 100vw;
+    height: 100vh;
+    font-family: "rmlui-debugger-font";
+    background-color: #ffffff;
+    color: #000000;
+    margin: 0dp;
+    padding: 10dp;
+    font-size: 12dp;
+}
+
+p {
+    display: block;
+    margin: 0dp;
+}
+
+h1, h2, h3, h4, h5, h6 {
+    display: block;
+    font-weight: bold;
+    margin: 0dp;
+}
+
+h1 { font-size: 1.6em; }
+h2 { font-size: 1.5em; }
+h3 { font-size: 1.17em; }