diff --git a/inst/www/shared/ionrangeslider/scss/_base.scss b/inst/www/shared/ionrangeslider/scss/_base.scss
index f167f8cc..fec67457 100644
--- a/inst/www/shared/ionrangeslider/scss/_base.scss
+++ b/inst/www/shared/ionrangeslider/scss/_base.scss
@@ -4,8 +4,6 @@
     @include pos-r();
     -webkit-touch-callout: none;
     @include no-click();
-    font-size: 12px;
-    font-family: Arial, sans-serif;
 
     &-line {
         @include pos-r();
@@ -83,7 +81,6 @@
             left: 0;
             width: 1px;
             height: 8px;
-            background: #000;
 
             &.small {
                 height: 4px;
@@ -99,7 +96,6 @@
             font-size: 9px;
             line-height: 9px;
             padding: 0 3px;
-            color: #000;
         }
     }
 
