优化

components/popUp/index.less

@@ -15,7 +15,7 @@
 /*对话框 */
 .attr_box {
     width: 100%;
-    height: 80vh;
+    max-height: 80vh;
     position: fixed;
     bottom: 0;
     left: 0;

components/popUp/index.wxss

@@ -14,7 +14,7 @@
 /*对话框 */
 .attr_box {
   width: 100%;
-  height: 80vh;
+  max-height: 80vh;
   position: fixed;
   bottom: 0;
   left: 0;