Use space indentation in the readme

riccardoscalco · riccardoscalco · commit 88113c79bf05 · 2021-07-20T08:03:23.000+02:00
diff --git a/readme.md b/readme.md
@@ -10,39 +10,39 @@ Web component implementation of a trend-line.
 
 Import `trend-line` and set CSS custom properties:
 
-```
+html```
 <head>
-	<script type="module">
-		import "https://cdn.skypack.dev/@nextbitlabs/trend-line";
-	</script>
-	<style>
-		/*
-			CSS custom properties penetrate the Shadow DOM.
-			They are useful to provide custom styling.
-		*/
-		trend-line {
-			--color: #333; /* default black */
-			--stroke-width: 2px; /* default 2px */
-			--background: #eee; /* default transparent */
-		}
-	</style>
+  <script type="module">
+    import "https://cdn.skypack.dev/@nextbitlabs/trend-line";
+  </script>
+  <style>
+    /*
+      CSS custom properties penetrate the Shadow DOM.
+      They are useful to provide custom styling.
+    */
+    trend-line {
+      --color: #333; /* default black */
+      --stroke-width: 2px; /* default 2px */
+      --background: #eee; /* default transparent */
+    }
+  </style>
 </head>
 ```
 
 Use the custom element:
 
-```
+html```
 <body>
-	<trend-line width="100" height="100" margin="20"></trend-line>
+  <trend-line width="100" height="100" margin="20"></trend-line>
 </body>
 ```
 
 Set the data to plot:
 
-```
+html```
 <script>
-	const element = document.querySelector("trend-line");
-	element.data = [[1, 3], [2, 5], [3, 2]];
+  const element = document.querySelector("trend-line");
+  element.data = [[1, 3], [2, 5], [3, 2]];
 </script>
 ```
 
