Verwenden Sie die CSS-Eigenschaft background-origin, um den Inhaltsfeldwert festzulegen. Beim Wert content-box beginnt das Hintergrundbild in der oberen linken Ecke des Inhalts.
Sie können versuchen, den folgenden Code auszuführen, um den Content-Box-Wert zu implementieren:
Live-Demo
<!DOCTYPE html> <html> <head> <style> #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; } </style> </head> <body> <h1>padding-box value</h1> <div id = "value1"> <h2>Heading 2</h2> <p>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. <h3>Heading 3</h3> 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.</p> </div> <h1>border-box value</h1> <div id = "value2"> <h2>Heading 2</h2> <p>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. <h3>Heading 3</h3> 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.</p> </div> <h1>content-box value</h1> <div id = "value3"> <h2>Heading 2</h2> <p>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. <h3>Heading 3</h3> 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.</p> </div> </body> </html>
Das obige ist der detaillierte Inhalt vonWert des CSS-Inhaltsfelds. Für weitere Informationen folgen Sie bitte anderen verwandten Artikeln auf der PHP chinesischen Website!