修复部分帖子内容显示超出边框的bug

app/views/messages/_project_show.html.erb

@@ -30,13 +30,14 @@
         border-bottom: 1px dashed rgb(204, 204, 204);
     }
     .memo-content {
+        width: 82%;
         padding: 1%;
         margin: 1%;
         margin-bottom: 40px;
         background-color: #F6F6F6;
         white-space: normal;
-        /*word-break: break-all;   */
+        word-break: break-all;
-        word-wrap: break-word;
+        /*word-wrap: break-word;*/
     }
     .memo-timestamp {
         position: absolute;