diff --git a/knockoutwhistweb/public/stylesheets/main.css b/knockoutwhistweb/app/assets/stylesheets/main.less
similarity index 96%
rename from knockoutwhistweb/public/stylesheets/main.css
rename to knockoutwhistweb/app/assets/stylesheets/main.less
index dc68b2e..50f0641 100644
--- a/knockoutwhistweb/public/stylesheets/main.css
+++ b/knockoutwhistweb/app/assets/stylesheets/main.less
@@ -1,7 +1,7 @@
-@color: white;
-
+@import "light-mode.less";
 body {
     background-image: @background-image;
+    background-size: 100vw 100vh;
 }
 
 html, body {
diff --git a/knockoutwhistweb/public/stylesheets/main.less b/knockoutwhistweb/public/stylesheets/main.less
deleted file mode 100644
index 3b365f9..0000000
--- a/knockoutwhistweb/public/stylesheets/main.less
+++ /dev/null
@@ -1,2 +0,0 @@
-@color: red;
-@background-image: url("/assets/images/img.png");
\ No newline at end of file
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 0525aa1..a90a2f7 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -5,4 +5,4 @@ addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.2.1")
 addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "2.3.0")
 addSbtPlugin("org.scoverage" % "sbt-coveralls" % "1.3.1")
 
-addSbtPlugin("com.github.sbt" % "sbt-less" % "2.0.1")
+addSbtPlugin("com.typesafe.sbt" % "sbt-less" % "1.1.2")