diff --git a/less/slider.less b/less/slider.less
index 99383ea..e8776f5 100644
--- a/less/slider.less
+++ b/less/slider.less
@@ -2,12 +2,16 @@
   .uk-slider-container-tabs:extend(.uk-slider-container) {
     position: relative;
 
+    & .uk-tab {
+      margin-left: -@tab-margin-horizontal;
+    }
+
     &::before {
       content: "";
       position: absolute;
       bottom: 0;
-      left: @tab-margin-horizontal;
-      right: @tab-margin-horizontal;
+      left: 0;
+      right: 0;
       border-bottom: @tab-border-width solid @tab-border;
     }
   }