调整Element为UniElement

pages/template/drop-card/card/card.uvue

@@ -80,8 +80,8 @@
       },
       // 工具方法，用于快速设置 Element 的 style
       setElementStyle(refName : string, propertyName : string, propertyStyle : any) : void {
-        const elementMap = this.$data['$elementMap'] as Map<string, Element>
-        let element : Element | null = elementMap.get(refName)
+        const elementMap = this.$data['$elementMap'] as Map<string, UniElement>
+        let element : UniElement | null = elementMap.get(refName)
         if (element == null) {
           element = this.$refs[refName] as UniElement;
           elementMap.set(refName, element)