more tweaks to textured backgrounds

src/assets/less/site/bootstrap/variables.less

@@ -57,8 +57,8 @@
 
 
 
-@jumbotron-bg:          lighten(#1d9d74, 1.5%);
-@jumbotron-bg-dark:     darken(@jumbotron-bg, 10%);
+@jumbotron-bg:          #1d9d74;
+@jumbotron-bg-dark:     darken(#1d9d74, 10%);
 
 @jumbotron-border:      mix(@jumbotron-bg, @jumbotron-bg-dark, 75%);
 @jumbotron-text:        #fff;

src/assets/less/site/textured-bg.less

@@ -1,5 +1,6 @@
-.jumbotron, .navbar, #footer {
+.jumbotron, .navbar-inverse, #footer {
   position: relative;
+  background-color: lighten(@jumbotron-bg, 2%);
   &:after {
     content: '';
     display: block;