style: 优化 layer 样式

src/css/layer.css

@@ -47,8 +47,6 @@ html #layuicss-layer {
 }
 
 .layui-layer-border {
-  border: 1px solid #b2b2b2;
-  border: 1px solid rgba(0, 0, 0, 0.1);
   box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
 }
 
@@ -570,7 +568,7 @@ html #layuicss-layer {
 .layui-layer-hui {
   min-width: 100px;
   background-color: #000;
-  filter: alpha(opacity=60);
+  opacity: 0.6;
   background-color: rgba(0, 0, 0, 0.6);
   color: #fff;
   border: none;

src/module/layer/index.vue

@@ -11,7 +11,11 @@
   <div
     v-if="visible"
     :id="id"
-    class="layui-layer"
+    class="layui-layer layui-layer-border"
+    :class="{
+      'layui-layer-dialog': type === 1,
+      'layui-layer-iframe': type === 2,
+    }"
     style="position: fixed"
     :style="{
       top: top,
@@ -67,6 +71,7 @@
         }}</a>
       </template>
     </div>
+    <span class="layui-layer-resize"></span>
   </div>
 </template>