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#overflow-y
Defines how overflowing content on the vertical axis is displayed.
default
overflow-y: visible;
The overflowing content is visible, while the element itself stays at the specified height.
overflow-y: hidden;
The overflowing content is hidden and can not be accessed.
overflow-y: scroll;
The overflowing content is accessible thanks to a vertical scrollbar.
overflow-y: auto;
The browser decides whether to display a vertical scrollbar or not.