feat: fix the dataset show

web_src/less/_dataset.less

@@ -7,10 +7,12 @@
         border-bottom: 1px solid rgb(218, 220, 224);
         min-height: 0;
       }
+      .dz-preview.dz-file-preview,
       .dz-preview.dz-processing {
         display: flex;
         align-items: center;
         .dz-details {
+          z-index: 1;
           opacity: 1 !important;
           display: flex;
           padding: 0 0 10px 0;