diff --git a/assets/css/aiChat.less b/assets/css/aiChat.less
index b7846fb..6311185 100644
--- a/assets/css/aiChat.less
+++ b/assets/css/aiChat.less
@@ -8,18 +8,22 @@ page {
 	justify-content: space-between;
 }
 .fix-tabbar-page {
-	position: relative;
-	min-height: 100vh;
-	background: linear-gradient(155deg, rgba(61, 76, 241, 0.15) 0%, rgba(255,255,255,1) 25%, rgba(255,255,255,1) 75%, rgba(61, 76, 241, 0.15) 100%);
-  // background-color: #fff;
-	// background-size: 100% calc(100vh - 160rpx);
-	// background-image: url(https://wxapp.xdd618.com/api/file/pic/aiChat/bg.png);
-	// background-repeat: no-repeat;
-	// background-attachment: fixed;
-	&.new-chat {
-		background-size: 100% calc(100vh - 160rpx);
-	  background-repeat: no-repeat;
-	}
+        position: relative;
+        z-index: 0;
+        min-height: 100vh;
+        background: transparent;
+        isolation: isolate;
+        &::before {
+                content: '';
+                position: fixed;
+                top: 0;
+                right: 0;
+                bottom: 0;
+                left: 0;
+                z-index: -1;
+                pointer-events: none;
+                background: linear-gradient(155deg, rgba(61, 76, 241, 0.15) 0%, rgba(255,255,255,1) 25%, rgba(255,255,255,1) 75%, rgba(61, 76, 241, 0.15) 100%);
+        }
 	.fix-tabbar-header {
 		position: fixed;
 		top: 0;