backdrop-filter: grayscale()
Các tiện ích để áp dụng bộ lọc backdrop grayscale cho một phần tử.
| Class | Styles |
|---|---|
backdrop-grayscale | backdrop-filter: grayscale(100%); |
backdrop-grayscale-<number> | backdrop-filter: grayscale(<number>%); |
backdrop-grayscale-(<custom-property>) | backdrop-filter: grayscale(var(<custom-property>)); |
backdrop-grayscale-[<value>] | backdrop-filter: grayscale(<value>); |
Ví dụ
Ví dụ cơ bản
Sử dụng các tiện ích như backdrop-grayscale-50 và backdrop-grayscale để kiểm soát hiệu ứng grayscale được áp dụng cho backdrop của một phần tử:
backdrop-grayscale-0
backdrop-grayscale-50
backdrop-grayscale
<div class="bg-[url(/img/mountains.jpg)]"> <div class="bg-white/30 backdrop-grayscale-0 ..."></div></div><div class="bg-[url(/img/mountains.jpg)]"> <div class="bg-white/30 backdrop-grayscale-50 ..."></div></div><div class="bg-[url(/img/mountains.jpg)]"> <div class="bg-white/30 backdrop-grayscale-200 ..."></div></div>Sử dụng giá trị tùy chỉnh
Use the backdrop-grayscale-[<value>] syntax to set the backdrop grayscale based on a completely custom value:
<div class="backdrop-grayscale-[0.5] ..."> <!-- ... --></div>For CSS variables, you can also use the backdrop-grayscale-(<custom-property>) syntax:
<div class="backdrop-grayscale-(--my-backdrop-grayscale) ..."> <!-- ... --></div>This is just a shorthand for backdrop-grayscale-[var(<custom-property>)] that adds the var() function for you automatically.
Responsive design
Prefix a backdrop-filter: grayscale() utility with a breakpoint variant like md: to only apply the utility at medium screen sizes and above:
<div class="backdrop-grayscale md:backdrop-grayscale-0 ..."> <!-- ... --></div>Learn more about using variants in the variants documentation.