remove debug styles

scss/layout/_navbar.scss

@@ -227,13 +227,10 @@ Responsive utils
 .navbar {
   &.navbar-side {
     display: none;
-    outline: 1px solid red;
 
     @include media-breakpoint-up(xl) {
       display: flex;
 
-      outline: 3px solid orange;
-
       & ~ .layout-main {
         margin-left: $sidenav-width;
       }
@@ -249,8 +246,6 @@ Responsive utils
 
       @include media-breakpoint-up(lg) {
 
-        outline: 3px solid yellow;
-
         & ~ .layout-main {
           margin-left: $sidenav-folded-width;
         }