In css, you can use the ":hover" selector to achieve the effect of displaying pictures when the mouse passes over an element. The ":hover" selector is used to specify the special style added when the mouse pointer floats on an element. The syntax format "element" :hover{background: url(picture address);}".
The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.
In CSS, you can use the ":hover" selector to achieve the effect of displaying pictures when the mouse passes over the element.
: The hover selector specifies a special style that is added when the mouse moves over the element.
Let’s take a closer look through the code example:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style type="text/css">
div{
width: 400px;
height: 300px;
border: 1px solid red;
}
div:hover{
background: url(img/1.jpg);
background-size: 400px;
}
</style>
</head>
<body>
<div>将鼠标移动到div盒子中：</div>
</body>
</html> Effect picture:
(Learning video sharing: css video tutorial)
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