使用 CSSbackground-origin 属性设置内容框值。通过 content-box 值,背景图像从内容的左上角开始。
您可以尝试运行以下代码来实现 content-box 值:
示例
现场演示
#value1 { border: 3px solid blue; padding: 30px; background: url(https://www.tutorialspoint.com/assets/videotutorials/courses/html_online_training/380_course_216_image.jpg); background-repeat: no-repeat; background-origin: padding-box; } #value2 { border: 3px solid orange; padding: 30px; background: url(https://www.tutorialspoint.com/assets/videotutorials/courses/html_online_training/380_course_216_image.jpg); background-repeat: no-repeat; background-origin: border-box; } #value3 { border: 3px dashed yellow; padding: 30px; background: url(https://www.tutorialspoint.com/assets/videotutorials/courses/html_online_training/380_course_216_image.jpg); background-repeat: no-repeat; background-origin: content-box; }padding-box value
Heading 2
This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text.
Heading 3
This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text.border-box value
Heading 2
This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text.
Heading 3
This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text.content-box value
Heading 2
This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text.
Heading 3
This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text.
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