diff --git a/beike/Installer/assets/scss/_steps.scss b/beike/Installer/assets/scss/_steps.scss
index 919e5c10..57d3ca30 100644
--- a/beike/Installer/assets/scss/_steps.scss
+++ b/beike/Installer/assets/scss/_steps.scss
@@ -31,6 +31,7 @@
 
         span.index {
           width: 40px;
+          flex: 0 0 40px;
           height: 40px;
           border: 2px solid #ddd;
           border-radius: 50%;
diff --git a/beike/Installer/assets/scss/app.scss b/beike/Installer/assets/scss/app.scss
index 4baead61..c2743c34 100644
--- a/beike/Installer/assets/scss/app.scss
+++ b/beike/Installer/assets/scss/app.scss
@@ -16,6 +16,10 @@ body {
       display: flex;
       flex-direction: column;
       justify-content: space-between;
+
+      @media (max-width: 768px) {
+        padding: 20px;
+      }
     }
 
     > .content {