Add intro js css

Author: Nick Litwin

assets/css/topcoder.scss

@@ -19,7 +19,6 @@ body {
   height: 100%;
 }
 
-
 .fold-wrapper {
   min-height: 100%;
   @media only screen and (min-width : 992px) {
@@ -215,3 +214,23 @@ a {
     width: 100%;
   }
 }
+
+
+// Intro JS
+
+.introjs-overlay {
+  background: rgba(239,239,239,0.60);
+  background-image: linear-gradient(-180deg, rgba(255,255,255,0.05) 0%, rgba(0,0,0,0.05) 100%);
+}
+
+.introjs-helperLayer {
+  background: #FFFFFF;
+  border: 1px solid #85CCFF;
+  box-shadow: 0px 0px 4px 0px rgba(0,150,255,0.20); border-radius: 6px;
+}
+
+.introjs-helperNumberLayer {
+  background: #0096FF;
+  border: 3px solid #FFFFFF;
+  box-shadow: 0px 1px 4px 0px rgba(0,0,0,0.20);
+}