diff --git a/miniprogram/pages/connectedDevice/connectedDevice.less b/miniprogram/pages/connectedDevice/connectedDevice.less
index 7a76b77..116f225 100644
--- a/miniprogram/pages/connectedDevice/connectedDevice.less
+++ b/miniprogram/pages/connectedDevice/connectedDevice.less
@@ -210,7 +210,6 @@
 					overflow: hidden;
 					border-radius: 24rpx;
 					margin-right: 24rpx;
-					background-color: rgba(19, 133, 250, 0.1);
 				}
 
 				.card-info {
diff --git a/miniprogram/pages/equipment/equipment.less b/miniprogram/pages/equipment/equipment.less
index c4b23bd..edeccdb 100644
--- a/miniprogram/pages/equipment/equipment.less
+++ b/miniprogram/pages/equipment/equipment.less
@@ -44,7 +44,6 @@
 					width: 90rpx;
 					height: 90rpx;
 					border-radius: 24rpx;
-					background-color: rgba(19, 133, 250, 0.1);
 					margin-right: 24rpx;
 				}
 
diff --git a/miniprogram/pages/home/home.less b/miniprogram/pages/home/home.less
index dae6af2..eebf552 100644
--- a/miniprogram/pages/home/home.less
+++ b/miniprogram/pages/home/home.less
@@ -24,7 +24,6 @@
 			height: 90rpx;
 			overflow: hidden;
 			border-radius: 24rpx;
-			background-color: red;
 			margin-right: 24rpx;
 		}