diff --git a/ussrbasic/css/style.css b/ussrbasic/css/style.css
index 2cdb63a..be48a7e 100644
--- a/ussrbasic/css/style.css
+++ b/ussrbasic/css/style.css
@@ -1814,4 +1814,12 @@ dl.bb-dl > dd > li {
 
 .fa-minus-circle {
     visibility: hidden;
+}
+
+.bg-primary {
+    background-color: #505050 !important;
+}
+
+.nav-link.active {
+    background-color: #505050 !important;
 }
\ No newline at end of file