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。
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
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
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
The background-attachment CSS property sets whether a background image's position is fixed within the viewport, or scrolls with its containing block.
The size of the image can be fully constrained or only partially in order to preserve its intrinsic ratio. Note: If the value of this property is not set in a background shorthand property that is applied to the element after the background-size CSS property, the value of this property ...
The background-size CSS property sets the size of the element's background image. The image can be left to its natural size, stretched, or constrained to fit the available space.
The background-size CSS property sets the size of the element's background image. The image can be left to its natural size, stretched, or constrained to fit the available space.
Background,写过 CSS 的朋友们肯定都知道这个属性的作用,顾名思义,背景嘛。MDN 中对其的定义如下: Background是一种 CSS 简写属性,一次性定义了所有的背景属性,包括 color, image, origin 还有 size, repeat 方式等等。 我们首先讲一下Background的日常语法: ...
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