input.文件选择.svelte-siibcv{display:none}.封面容器.svelte-siibcv,.选择.svelte-siibcv{width:90px;height:90px;border-radius:8px;padding:5px;box-sizing:border-box;display:flex;justify-content:center;align-items:center;background-color:#fff;position:relative;margin:8px}.视频封面.svelte-siibcv,.选择.svelte-siibcv img.图标:where(.svelte-siibcv){width:70px;height:70px;object-fit:cover}.删除按钮.svelte-siibcv{position:absolute;right:4px;top:4px;z-index:2;background-color:#ff000091;width:28px;height:28px;border-radius:4px;text-align:center;color:#fff;margin:0}.上传进度.svelte-siibcv{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#0000004d;z-index:5;border-radius:8px;display:flex;align-items:center;justify-content:center}