diff --git a/front/src/css/index.css b/front/src/css/index.css
index 41a42e2..fabcadf 100644
--- a/front/src/css/index.css
+++ b/front/src/css/index.css
@@ -56,7 +56,8 @@
   font-size: 0.8em;
 }
 .device .item > svg {
-  margin: 0.6em 0 0.3em;
+  display: block;
+  margin: 0.6em auto 0.3em;
   fill: #fff;
 }
 .device .item.active {
diff --git a/front/src/less/index.less b/front/src/less/index.less
index 8b39e11..1edb887 100644
--- a/front/src/less/index.less
+++ b/front/src/less/index.less
@@ -60,7 +60,8 @@
         font-size: 0.8em;
 
         > svg {
-            margin: 0.6em 0 0.3em;
+            display: block;
+            margin: 0.6em auto 0.3em;
             fill: #fff;
         }