background-repeat-y
ExperimentalA non-standard (but widely supported) property that specifically controls whether a background image repeats vertically. It is usually easier to use the standard 'background-repeat' property instead.
Quick example
body {
background-repeat-y: repeat;
/* explicitly forces vertical repeat only (mostly for legacy compatibility) */
} background-repeat-y Browser Support
Widely available Since 2015 94% global usage
This feature is well established and works across many devices and browser versions. It has been available across browsers since 2015.
Safe to use without fallbacks.
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