This article explains in detail the usage of css3 class selector, combined element selector and multi-class selector
css3 class selector, combined element selector and multi-class selection Device usage:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Title</title> <style> .p2{font-size:30px;} /*结合元素选择器*/ p.p1{color:rebeccapurple;} /*多类选择器*/ .p1.p2{font-style: italic;} </style> </head> <body> <div>看我</div> <p>我就是我</p> <p>我是一段文字</p> <p class="p1 p2">我还是斜体字</p> </body> </html>
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