/* 兼容 iOS < 11.2 */
height: calc(100rpx + constant(safe-area-inset-bottom));
/* 兼容 iOS >= 11.2 */
height: calc(100rpx + env(safe-area-inset-bottom));
/* 兼容 iOS < 11.2 */
height: calc(100rpx + constant(safe-area-inset-bottom));
/* 兼容 iOS >= 11.2 */
height: calc(100rpx + env(safe-area-inset-bottom));