diff --git a/src/_h5ai/client/css/inc/tree.less b/src/_h5ai/client/css/inc/tree.less
index 15eb2aae..1f7c5366 100644
--- a/src/_h5ai/client/css/inc/tree.less
+++ b/src/_h5ai/client/css/inc/tree.less
@@ -14,7 +14,8 @@
     font-weight: lighter;
 
     a, a:active, a.visited {
-        display: inline-block;
+        display: block;
+        margin-left: 20px;
         padding: 3px 0;
         text-decoration: none;
         color: @col;
@@ -29,7 +30,9 @@
     }
 
     .indicator {
-        display: inline-block;
+        display: block;
+        float: left;
+        padding: 3px 0;
         position: relative;
         top: -2px;
         cursor: pointer;