Implementing image sprites in CSS CSS imagesmodule Background-related properties background-attachment background-clip background-color background-origin background-position background-repeat background-size backgroundshorthand Learn CSS: background and borders ...
Implementing image sprites in CSS CSS imagesmodule Background-related properties background-attachment background-clip background-color background-origin background-position background-repeat background-size backgroundshorthand Learn CSS: background and borders ...
background是CSS简写属性,用来集中设置各种背景属性。background可以用来设置一个或多个属性:background-color,background-image,background-position,background-repeat,background-size,background-attachment。 background将指定的背景属性设为明确给定的值,将没有指定的背景属性设为初始值。
Spaces not covered by a background image are filled with the background-color property, and the background color will be visible behind background images that have transparency/translucency. Syntax cssCopy to Clipboard /* Keyword values */ background-size: cover; background-size: contain; /* ...
Spaces not covered by a background image are filled with the background-color property, and the background color will be visible behind background images that have transparency/translucency. Syntax cssCopy to Clipboard /* Keyword values */ background-size: cover; background-size: contain; /* ...
The background shorthand CSS property sets all background style properties at once, such as color, image, origin and size, or repeat method. Component properties not set in the background shorthand property value declaration are set to their default valu
其中background-image,background-repeat和background-position在css3中都增加了新的属性值。 1、background-image css3中background-image可以设置多个背景图片,用法:background-image:url(),url()。 对于多重背景图需要注意以下几点: a、背景图顺序 背景图以层的形式显示,多个背景图从上往下分布,第一个背景图在...
From CSS2 Revision 1, the property has been extended to support multiple backgrounds and any <image> CSS data type. CSS Level 2 (Revision 1)The definition of 'background-image' in that specification. Recommendation From CSS1, the way images with and without intrinsic dimensions are handled is...
MDN上background-position: 0px 0px, center;这样的写法显然是错误的。 background-position: right 10px top;设置,水平靠右10px,垂直top。 d、四个参数 background-position:right 10px bottom 10px;设置靠右下角水平垂直10px定位。 二、css3中新增属性介绍 ...
Spaces not covered by a background image are filled with the background-color property, and the background color will be visible behind background images that have transparency/translucency. Syntax cssCopy to Clipboard /* Keyword values */ background-size: cover; background-size: contain; /* ...