diff --git a/src/components/BasicShop/BasicComponents/Form/index.less b/src/components/BasicShop/BasicComponents/Form/index.less
index eee1d76..7ae768d 100644
--- a/src/components/BasicShop/BasicComponents/Form/index.less
+++ b/src/components/BasicShop/BasicComponents/Form/index.less
@@ -4,6 +4,7 @@
   border-radius: 6px;
   background-color: #fff;
   box-shadow: 0 2px 6px #f0f0f0;
+  width: calc(100% - 20px);
   .title {
     padding-bottom: 20px;
     text-align: center;