diff --git a/src/components/Modal/src/index.less b/src/components/Modal/src/index.less
index e456147c..709e4dac 100644
--- a/src/components/Modal/src/index.less
+++ b/src/components/Modal/src/index.less
@@ -108,19 +108,19 @@
   padding: 24px !important;
 }
 
-@media screen and (height <= 600px) {
+@media screen and (max-height: 600px) {
   .ant-modal {
     top: 60px;
   }
 }
 
-@media screen and (height <= 540px) {
+@media screen and (max-height: 540px) {
   .ant-modal {
     top: 30px;
   }
 }
 
-@media screen and (height <= 480px) {
+@media screen and (max-height: 480px) {
   .ant-modal {
     top: 10px;
   }