diff --git a/pc4mobx/hrmSalary/pages/declareDetail/index.less b/pc4mobx/hrmSalary/pages/declareDetail/index.less
index a28f8d0a..77c118df 100644
--- a/pc4mobx/hrmSalary/pages/declareDetail/index.less
+++ b/pc4mobx/hrmSalary/pages/declareDetail/index.less
@@ -236,6 +236,10 @@
   .wea-form-item .wea-form-item-wrapper {
     display: block !important;
   }
+
+  .wea-date-picker {
+    width: 100% !important;
+  }
 }
 
 .incomeTaxDecPerSlideWrapper {