fix modal

src/NFCModal.tsx

@@ -21,7 +21,7 @@ const NFCModal: FC<NFCModalProps> = props => {
           <Icon name="nfc-tap" size={40} style={Styles.modalIcon}/>
           </View>
           <Text style={Styles.modalPrompt}>Tap your Keycard</Text>
-          <View style={Styles.navContainer}>
+          <View style={Styles.footer}>
             <Button label="Cancel" disabled={false} onChangeFunc={() => onChangeFunc()}></Button>
           </View>
         </View>

src/Styles.tsx

@@ -49,7 +49,7 @@ const Styles = StyleSheet.create({
       footer: {
         width: '100%',
         position: 'absolute',
-        bottom: 60,
+        bottom: 40,
         justifyContent: 'center'
       },
       sublinkContainer: {