优化

src/components/Comment.vue

@@ -11,9 +11,9 @@
       mode="white">
     <template v-slot:header>
       <div class="title">
-        <back mode="dark" img="close" direction="right" style="opacity: 0;"/>
+        <dy-back mode="dark" img="close" direction="right" style="opacity: 0;"/>
         <span>2.7w条评论</span>
-        <back mode="dark" img="close" direction="right" @click.stop="cancel"/>
+        <dy-back mode="dark" img="close" direction="right" @click.stop="cancel"/>
       </div>
     </template>
     <div class="comment">

src/components/UserPanel2.vue

@@ -110,7 +110,7 @@
               </div>
               <div class="right" @click="$nav('/people/find-acquaintance')">
                 <span>查看更多</span>
-                <back direction="right"></dy-back>
+                <dy-back direction="right"></dy-back>
               </div>
             </div>
             <div class="friends"
@@ -122,7 +122,7 @@
                 <span class="tips">可能感兴趣的人</span>
                 <b-button type="primary">关注</b-button>
                 <div class="close">
-                  <back img="close" scale=".6"></dy-back>
+                  <dy-back img="close" scale=".6"></dy-back>
                 </div>
               </div>
               <div class="more" @click="$nav('/people/find-acquaintance')">

src/pages/message/Message.vue

@@ -387,7 +387,7 @@
                 <span>搜索 <span style="color: yellow">{{ searchKey }}</span></span>
                 <span class="second-text-color f12">视频、用户、音乐、话题、地点等</span>
               </div>
-              <back mode="gray" img="back" direction="right" scale=".7"/>
+              <dy-back mode="gray" img="back" direction="right" scale=".7"/>
             </div>
           </div>