bug fixes

src/components/Upload.vue

@@ -76,13 +76,14 @@ export default {
   margin-top: 10px;
   color: #c9c9c9;
 }
-::v-deep .van-uploader__input-wrapper {
-  flex: 1;
+::v-deep .van-uploader__input-wrapper,
+::v-deep .van-uploader__preview {
+  width: 100%;
 }
 ::v-deep .van-uploader__upload,
 ::v-deep .van-uploader__preview-image {
   width: 100%;
-  height: 160px;
+  height: 1.6rem;
   background-color: #eaeef0;
   border-radius: 0;
 }

src/views/create/Activity.vue

@@ -25,7 +25,7 @@ export default {
           name: 'activity_image',
           label: '封面',
           required: true,
-          placeholder: '尺寸：16：9或750*422',
+          placeholder: '尺寸：16:9或750*422',
           rules: [{ required: true, message: '请上传活动封面' }]
         },
         {