schatten css

The solution for this is noted below

schatten css

Solution

Vertikaler  Farbe des
              Versatz     Schatten
                  |           |
box-shadow: 10px 10px 15px silver inset;
             |          |           |
     Horizontaler       |           |
     Versatz       Größe des     optional:
                   Schatten      Schatten nach innen

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