Add css background

src/app.html

@@ -10,8 +10,14 @@
 		
 		<style>
 			html {
-				background-image: linear-gradient(0deg, rgba(18, 2, 25, 0.9), rgba(18, 2, 25, 0.9)), url("/background-stars.png");
-				background-size: cover;
+				background-color:rgba(14, 1, 20, 1);
+				background-image:
+					radial-gradient(white, rgba(255,153,255,.2) 2px, transparent 40px),
+					radial-gradient(white, rgba(255,153,255,.15) 1px, transparent 30px),
+					radial-gradient(white, rgba(255,153,255,.1) 2px, transparent 50px),
+					radial-gradient(rgba(255,153,255,.4), rgba(255,153,255,.1) 2px, transparent 30px);
+				background-size: 550px 550px, 350px 350px, 250px 250px, 150px 150px; 
+				background-position: 0 0, 40px 60px, 130px 270px, 70px 100px;
 			}
 			body {
 				font-family: "Noto Sans",Arial,sans-serif;