fix: 灾害防范总览bug修复，补充背景图

src/views/disaster/overview/components/disaster-warning-records/RecordItem.vue

@@ -99,6 +99,7 @@
 <style lang="scss">
   .record-dialog {
     padding: 30px;
+    background-image: url('@/assets/images/disaster-overview/detail-bg.png');
 
     .el-dialog__close {
       font-size: 24px;
@@ -118,6 +119,7 @@
       min-height: 353px;
       padding-top: 30px;
       overflow: atuo;
+      white-space: pre-wrap;
     }
   }
 </style>