默认头像防止裂图

pages/account/index.vue

@@ -2,7 +2,7 @@
 .account
   .header
     label.img_add(for="img_add")
-      img.avatar(:src="account.avatar")
+      img.avatar(:src="account.avatar" onerror="this.src='data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7'")
       span.fa.fa-edit.avatar-edit
     .name {{ account.name }}
     input#img_add(type="file", accept="image/*", @change="upload($event)")
@@ -53,6 +53,7 @@ export default {
       border: none
       border-radius: 50%
       overflow: hidden
+      background: rgba(0, 0, 0, .05)
     .img_add
       cursor: pointer
       position: relative