Web可以设置的属性分别是:background-color、background-position、background-size、background-repeat、background-origin、background-clip、background-attachment 和 background-image。 各值之间用空格分隔,不分先后顺序。可以只有其中的某些值,例如 background:#FF0000 URL(smiley.gif); 是允许的。 WebIt does not, however, remove a style that has been applied with a CSS rule in a stylesheet or . I could change the …
background - CSS: Cascading Style Sheets MDN - Mozilla Devel…
WebApr 7, 2024 · 在css中,共有如下几个background属性 属性 描述 CSS background 在一个声明中设置所有的背景属性。1 background-attachment 设置背景图像是否固定或者随 … WebFeb 21, 2024 · 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 … The background-size property is specified in one of the following ways:. Using the … The padding property may be specified using one, two, three, or four values. … static. The element is positioned according to the normal flow of the document. The … Shorthand properties are CSS properties that let you set the values of multiple … The color CSS property sets the foreground color value of an element's text and text … The width CSS property sets an element's width. By default, it sets the width of the … How the images are drawn relative to the box and its borders is defined by the … The height CSS property specifies the height of an element. By default, the … smart computer.com
CSS常用背景属性(背景颜色、背景图片、背景平铺、背景位置、 …
WebOct 13, 2008 · 11. You can do it in following ways STEP 1. var imageUrl= "URL OF THE IMAGE HERE"; var BackgroundColor="RED"; // what ever color you want. For changing background of BODY. document.body.style.backgroundImage=imageUrl //changing bg image document.body.style.backgroundColor=BackgroundColor //changing bg color. WebNov 18, 2024 · Here is an example of setting the background color for a web page to green. body { background-color: green; } Here is an example of setting the colors for two elements. This will set the background of the header to purple and the rest of the page to blue. body { background-color: blue; } h1 { background–color: purple; } WebFeb 21, 2024 · Using CSS gradients. CSS gradients are represented by the data type, a special type of made of a progressive transition between two or more colors. You can choose between three types of gradients: linear (created with the linear-gradient () function), radial (created with the radial-gradient () function), and conic … hillcrest services inc middle island