暂停时显示遮罩，可点击的图标在鼠标悬停时变为手形，在我的课程中未看完课程显示为红色背景
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| Datum | Installationen | Aktualisierungsprüfungen |
|---|---|---|
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| 2024-10-16 | 0 | 15 |
| 2024-10-17 | 1 | 14 |
| 2024-10-18 | 0 | 14 |
| 2024-10-19 | 0 | 10 |
| 2024-10-20 | 0 | 19 |
| 2024-10-21 | 0 | 14 |
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| 2024-10-24 | 0 | 16 |
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| 2024-10-26 | 0 | 9 |
| 2024-10-27 | 0 | 17 |
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| 2024-11-07 | 0 | 14 |
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| 2024-11-09 | 0 | 13 |
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| 2024-11-11 | 0 | 13 |
