Por defeito, a área de fundo de um elemento consiste na caixa de conteúdo, na caixa de preenchimento e na caixa de fronteira, com as fronteiras desenhadas sobre o fundo. (Podes alterar isso até certo ponto com CSS, como verás neste capítulo).
O CSS permite-te aplicar uma cor sólida opaca ou semitransparente ao fundo de um elemento, bem como aplicar uma ou mais imagens ao fundo de um único elemento, ou mesmo descrever os teus próprios gradientes de cor de várias formas para preencher a área de fundo.
Definir cores de fundo
Para declarar uma cor para o fundo de um elemento, utiliza a propriedade background-color, que aceita qualquer valor de cor válido.
Se quiseres que a cor se estenda um pouco para fora da área de conteúdo do elemento, adiciona algum preenchimento à mistura, como mostrado no código seguinte e ilustrado na Figura 8-1:
Podes definir uma cor de fundo para qualquer elemento, desde <body>até aos elementos ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month, and much more.
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.
Julian F.
Head of Cybersecurity
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.
Addison B.
Field Engineer
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.
Amir M.
Data Platform Tech Lead
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.
