鼠标放在首页logo时，菜单弹出不缩回bug

src/App.vue

@@ -1,7 +1,7 @@
 <template>
   <div v-if="isLogined" class="main">
     <div class="header-body">
-      <div class="header-title" @mouseenter="showMenu">
+      <div class="header-title">
         <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="16.667vh" height="3.704vh" viewBox="0 0 377.437 91.615" enable-background="new 0 0 377.437 91.615" xml:space="preserve">
           <g id="图层_1">
             <g>