fix(style): add CSS reset to remove border, margin, padding

Author: remarkablemark

src/style.css

@@ -1,4 +1,12 @@
+* {
+  border: 0;
+  margin: 0;
+  padding: 0;
+}
+
 html,
 body {
+  width: 100%;
+  height: 100%;
   overflow: hidden;
 }