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How to use CSS + (plus sign) selector

青灯夜游Original: 2019-02-12 17:09:595506browse

In CSS, the " " symbol selector is used to select elements that immediately follow the specified element but are not inside the specific element. The following article will introduce it in detail, I hope it will be helpful to everyone.

" " symbol selector

In CSS, the " " symbol selector is called the relative The neighbor selector is used to select another element immediately following the specified element under the same parent element. [Video tutorial recommendation: CSS tutorial]

Basic sentence structure:

元素E + 元素F{
 //CSS属性
}

Instructions: All major browsers Supports " " symbol selector; but when running in IE8, must be declared.

Simple code example

The following is a simple code example to see how to use it.

<!DOCTYPE html> 
<html> 
    <head> 
    <meta charset="UTF-8">
        <title>“+”符号选择器</title> 
        <style> 
        body { 
                text-align:center; 
            } 
            h1 { 
            color:red; 
            } 
            div{
            font-size:25px; 
            }
            h2+div { 
                font-size:20px; 
                font-weight:bold; 
                display:inline; 
                background-color: yellow; 
                color:green; 
            } 
        </style> 
    </head> 
    <body> 
        <h1>PHP</h1> 
            <div>HTML</div> 
            <h2>CSS</h2> 
            <div>Javascript</div> 
            <div>MySQL</div> 
    </body> 
</html>

Rendering:

How to use CSS + (plus sign) selector

It can be seen that h2 div{} is the first div element selected immediately after the h2 element. and add styles to it.

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