diff --git a/resources/assets/less/dashboard.less b/resources/assets/less/dashboard.less
index da43204..69d2da2 100644
--- a/resources/assets/less/dashboard.less
+++ b/resources/assets/less/dashboard.less
@@ -153,7 +153,7 @@ nav.navbar {
 .table {
     & > thead > tr > th { border-bottom: 1px solid #666; }
 
-    @media (max-width: (@screen-sm - 1)) {
+    @media (max-width: @screen-md-max) {
         tr.heading-row { display: none; }
         tr:not(:first-child) { border-top: 1px solid #ddd; }
 
@@ -171,7 +171,7 @@ nav.navbar {
         }
     }
 
-    @media (min-width: @screen-sm) {
+    @media (min-width: @screen-lg-min) {
         & > tbody > tr > td { padding: 20px 8px; }
         & > tbody > tr:last-child > td { padding-bottom: 0px; }
         .mobile-heading { display: none; }