所以我想实现 Gabriele Mariotti 的 Cardslib，我按照他的步骤成功地将cardslib 作为库添加到我的项目中。但是，一旦我添加库引用，我就会收到以下错误：
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:23: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values-v16\styles.xml:22: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:34: error: Error retrieving parent for item: No resource found that matches the given name 'card.native.content_outer_layout'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:48: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:55: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:64: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:23: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values-v16\styles.xml:22: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:34: error: Error retrieving parent for item: No resource found that matches the given name 'card.native.content_outer_layout'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:48: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:55: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:64: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
以前有没有其他人遇到过这些错误？我的主要项目的 android min sdk 为 14，目标为 18。如他的网站所述，该库至少需要 14，目标为 21。
请帮忙？