UI: keep border bottom visible on floating toolbar

web/css/styles.min.css

@@ -1205,7 +1205,7 @@ a {
 .l-separator.selected,
 .l-separator {
   height: 1px;
-  background-color: #ddd;
+  border-top: 1px solid #ddd;
 }
 
 div.l-content > div.l-separator:nth-of-type(2) {
@@ -1220,6 +1220,8 @@ div.l-content > div.l-separator:nth-of-type(4) {
   width: 100%;
   position: fixed;
   z-index: 110;
+  border-top: none;
+  border-bottom: 1px solid #ddd;
 }
 
 .l-sort {

web/js/app.js

@@ -1009,7 +1009,6 @@ hover_menu = function() {
         nav_a.css({'min-height': 111 - st + 'px'});
         nav_context.css({'margin-top': 181 - st + 'px'});
         sep_2.css({'box-shadow':'none'});
-        sep_2.css({'background-color': '#ddd'});
         sep_2.css({'height': '1px'});
     }
 
@@ -1017,7 +1016,6 @@ hover_menu = function() {
         sep_1.css({'margin-top': '100px'});
         sep_2.css({'margin-top': '130px'});
         sep_2.css({'height': '15px'});
-        sep_2.css({'background-color': '#fff'});
         nav_a.css({'height': '0'});
         nav_a.css({'min-height': '0'});
         nav_context.css({'margin-top': '101px'});