优化 微调“有新消息”提示的样式

components/uni-im-msg-list/uni-im-msg-list.vue

@@ -32,7 +32,7 @@
      </template>
       <template v-slot:floating-block>
         <view v-if="hasNewMsg" class="new-msg-bar" @click="showLast">
-          <uni-icons type="arrow-down" size="16"></uni-icons>
+          <uni-icons type="pulldown" size="18" color="#007fff"></uni-icons>
           <text>有新消息</text>
         </view>
       </template>
@@ -741,13 +741,14 @@
     position: absolute;
     display: flex;
     flex-direction: row;
-    right: 25px;
+    align-items: start;
+    right: 18px;
     bottom: 10px;
     font-size: 12px;
     background-color: white;
-    border: 1px solid silver;
+    color: #007fff;
     padding: 5px 8px 5px 5px;
-    border-radius: 5px;
+    border-radius: 15px 0 0 15px;
     /* #ifdef H5 */
     pointer-events: auto;
     cursor: pointer;