如果 -1 则将设置为皮肤的默认空间
slider_bullets_align_hor:"center", //left, center, right - 左、中、右 - 项目符号水平对齐...右 - 左箭头水平对齐
slider_arrow_left_align_vert:"middle", //top, middle, bottom - left arrow vertical...右箭头水平对齐
slider_arrow_right_align_vert:"middle", //top, middle, bottom - right arrow vertical align...右 - 进度指示器水平对齐
slider_progress_indicator_align_vert:"top", //top, middle, bottom - progress indicator...右 - 播放按钮水平对齐
slider_play_button_align_vert:"top", //top, middle, bottom - play button vertical