tip 提示框太大修改

@@ -97,18 +97,17 @@ button {
     position: fixed;
     position: fixed;
     display: none;
     display: none;
     text-align: center;
     text-align: center;
-    width: 70%;
-    padding: 18PX 55PX;
+    padding: 15PX;
     top: 50%;
     top: 50%;
-    left: 50%;
-    margin-left: -35%;
-    margin-top: -45PX;
-    background-color: rgba(0, 0, 0, 0.7);
+    background-color: rgba(0,0,0,.7);
     color: #fff;
     color: #fff;
     font-size: 18PX;
     font-size: 18PX;
     border: none;
     border: none;
-    z-index: 4;
+    z-index:4;
     border-radius: 10PX;
     border-radius: 10PX;
+    margin: 0 auto;
+    left: 50%;
+    transform: translateX(-50%);
 }
 }
 
 
 .order-failure {
 .order-failure {