// 屏幕寬
#define kScreenW ([UIScreen mainScreen].bounds.size.width)
// 屏幕高
#define kScreenH ([UIScreen mainScreen].bounds.size.height)
// 適配iPhone X 狀態欄高度
#define kScreenStatusBarHeight (iPhoneX ? 44.f : 20.f)
// 適配iPhone X 導航欄高度
#define kScreenNavHeight (iPhoneX ? 88.f : 64.f)
// 狀態欄
#define kNavH (iPhoneX ? 88.f : 64.f)
// iPhone X
#define iPhoneX (([[UIScreen mainScreen] bounds].size.height - 812) ? NO : YES)