This page was automatically translated using the online service DeepL. The translation is intended to aid understanding and may contain language-specific inaccuracies. The official text is written in German. Any discrepancies or differences resulting solely from the translation are not legally binding. In case of doubt, the German version shall prevail. It is recommended to consult a qualified translator in case of doubt.

403/404 – Page Not Found

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Help with accessibility

  • General

    We endeavor to make our websites accessible. You can find details on this in our accessibility statement. You can send us suggestions for improvement via our feedback form Report accessibility.

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    To adjust the font size, please use the following key combinations:

    Larger

    ⌘command
    +

    Smaller

    ⌘command
    –

    Larger

    Ctrl
    +

    Smaller

    Ctrl
    –
  • Keyboard navigation

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    Press the following key combination to reduce or increase the contrast:

    Enlarge

    ⌃control
    ⌥option
    ⌘command
    .

    Decrease

    ⌃control
    ⌥option
    ⌘command
    ,
    Note: The shortcuts must be activated in the system settings of the operating system.

    Press the left ALT key + left SHIFT key + PRINT SCREEN to quickly turn high contrast mode on or off.

  • Invert colors

    Press the following key combination to switch the color inversion on and off:

    ⌃control
    ⌥option
    ⌘command
    8
    Note: The shortcuts must be activated in the system settings of the operating system.

    First activate the screen magnifier and then switch the color inversion on and off with the following key combinations:

    1. screen magnifier

    +

    2. invert colors

    Ctrl
    Old
    I
  • Screen magnifier

    Press the following key combinations to use the screen magnifier:

    Switch on/off

    ⌥option
    ⌘command
    8

    Enlarge view

    ⌥option
    ⌘command
    =

    Reduce view

    ⌥option
    ⌘command
    –
    Note: The shortcuts must be activated in the system settings of the operating system.

    Switch on / Enlarge view

    +

    Reduce view

    –

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