started new nav styles

lms/static/sass/course/base/_base.scss

 body {
   min-width: 980px;
+  background: #f7f7f7;
 }
 
 body, h1, h2, h3, h4, h5, h6, p, p a:link, p a:visited, a {
@@ -11,6 +12,11 @@ table {
   table-layout: fixed;
 }
 
+.content-wrapper {
+  background: none;
+  border: none;
+}
+
 .container {
   padding: lh(2);
 

lms/static/sass/course/courseware/_courseware.scss

@@ -3,8 +3,22 @@ html {
   max-height: 100%;
 }
 
+div.info-wrapper {
+  padding: 40px;
+  box-sizing: border-box;
+  border-radius: 3px;
+  background: #fff;
+  @include box-shadow(0  1px 25px rgba(0, 0, 0, .1));
+}
+
 div.course-wrapper {
   @extend .table-wrapper;
+  padding: 40px;
+  box-sizing: border-box;
+  border-radius: 3px;
+  background: #fff;
+  @include box-shadow(0  1px 25px rgba(0, 0, 0, .1));
+
 
   ul, ol {
     list-style: none;

lms/static/sass/course/layout/_courseware_header.scss

@@ -2,7 +2,7 @@ nav.course-material {
   @include clearfix;
   @include box-sizing(border-box);
   background: #f6f6f6;
-  border-bottom: 1px solid rgb(200,200,200);
+  border-bottom: none;
   margin: 0px auto 0px;
   padding: 0px;
   width: 100%;
@@ -28,7 +28,7 @@ nav.course-material {
         text-align: center;
         padding: 8px 13px 12px;
         font-size: 14px;
-        font-weight: 400;
+        font-weight: bold;
         text-decoration: none;
         text-shadow: 0 1px rgb(255,255,255);
 
@@ -37,11 +37,6 @@ nav.course-material {
         }
 
         &.active {
-          background: rgb(255,255,255);
-          border: 1px solid rgb(200,200,200);
-          border-bottom: 0px;
-          @include border-top-radius(4px);
-          @include box-shadow(0 2px 0 0 rgba(255,255,255, 1));
           color: $blue;
         }
       }
@@ -58,6 +53,10 @@ nav.course-material {
 }
 
 .global {
+  background: none !important;
+  border: none !important;
+  box-shadow: none !important;
+
   .find-courses-button {
     display: none;
   }

lms/static/sass/course/layout/_courseware_subnav.scss

 nav.course-material {
   @include clearfix;
   @include box-sizing(border-box);
-  background: #f6f6f6;
-  border-bottom: 1px solid rgb(200,200,200);
+  background: none;
   margin: 0px auto 0px;
   padding: 0px;
   width: 100%;
@@ -37,11 +36,6 @@ nav.course-material {
         }
 
         &.active {
-          background: rgb(255,255,255);
-          border: 1px solid rgb(200,200,200);
-          border-bottom: 0px;
-          @include border-top-radius(4px);
-          @include box-shadow(0 2px 0 0 rgba(255,255,255, 1));
           color: $blue;
         }
       }