样式优化

src/views/IM/current-session/index.scss

@@ -201,7 +201,7 @@
                 }
               }
               .mid-text {
-                padding: 12px 24px;
+                padding: 12px 16px;
                 display: inline-block;
                 max-width: 520px;
                 border-radius: 8px;