diff --git a/src/message/message.less b/src/message/message.less
index 693892ec5..ae6e8ca52 100644
--- a/src/message/message.less
+++ b/src/message/message.less
@@ -8,10 +8,10 @@
 @message-align: flex-start;
 @message-icon-size: @icon-l;
 @message-border-radius: 8rpx;
-@message-z-index: 5000;
+@message-z-index: 15000;
 @gutter: 16rpx;
 
-@message: ~"@{prefix}-message";
+@message: ~'@{prefix}-message';
 
 .@{message} {
   position: fixed;
@@ -29,7 +29,7 @@
   font-size: @message-font-size;
   line-height: 1;
   background: rgba(255, 255, 255, 1);
-  box-shadow: 0px 1px 4px 0px rgba(0, 0, 0, .2);
+  box-shadow: 0px 1px 4px 0px rgba(0, 0, 0, 0.2);
   opacity: 0;
 
   &__text {
@@ -74,7 +74,7 @@
     margin-left: @gutter;
   }
 
-  .@{message}__btn--right  {
+  .@{message}__btn--right {
     font-size: inherit;
     line-height: inherit;
     height: 44rpx;
diff --git a/src/popup/popup.less b/src/popup/popup.less
index b8617c5d1..eda9fd122 100644
--- a/src/popup/popup.less
+++ b/src/popup/popup.less
@@ -6,7 +6,7 @@
 
 .@{popup} {
   position: fixed;
-  z-index: 1500;
+  z-index: 11500;
   top: 0;
   left: 0;
   display: flex;
diff --git a/src/toast/toast.less b/src/toast/toast.less
index e623ff9bc..323fdcc75 100644
--- a/src/toast/toast.less
+++ b/src/toast/toast.less
@@ -9,14 +9,14 @@
     left: 0;
     right: 0;
     background-color: rgba(0, 0, 0, 0);
-    z-index: 2000;
+    z-index: 12000;
   }
 
   &__content {
     position: fixed;
     left: 50%;
     transform: translate(-50%, -50%);
-    background-color: rgba(0, 0, 0, .6);
+    background-color: rgba(0, 0, 0, 0.6);
     align-items: center;
     border-radius: 8rpx;
     font-size: 28rpx;
@@ -65,11 +65,11 @@
   }
 
   &--enter {
-    animation: fade-enter .5s;
+    animation: fade-enter 0.5s;
   }
 
   &--leave {
-    animation: fade-leave .5s;
+    animation: fade-leave 0.5s;
   }
 }
 
@@ -88,13 +88,13 @@
 @keyframes scale-enter {
   from {
     opacity: 0;
-    transform: translate3d(-50%, -50%, 0) scale(.9);
+    transform: translate3d(-50%, -50%, 0) scale(0.9);
   }
 }
 
 @keyframes scale-leave {
   to {
     opacity: 0;
-    transform: translate3d(-50%, -50%, 0) scale(.9);
+    transform: translate3d(-50%, -50%, 0) scale(0.9);
   }
 }