class selector
Define the class class name
<div class="asd">
<div class="sss"></div>
<div class="aaa"></div>
<div class="aaa"></div>
<div class="ssaa"></div>
</div>Select all div tags starting with s
div[class ^="s"] {
background-color: black;
}
in the same way
All div tags ending with s
div[class $="s"] {
background-color: black;
}
full code
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
*{
margin: 0;
padding: 0;
}
.asd {
width: 100%;
height: 100vh;
background-color: antiquewhite;
}
div {
width: 200px;
height: 200px;
margin-left: 20px;
display: inline-block;
background-color: aquamarine;
}
div[class ^="s"] {
background-color: black;
}
</style>
</head>
<body>
<div class="asd">
<div class="sss"></div>
<div class="aaa"></div>
<div class="aaa"></div>
<div class="ssaa"></div>
</div>
</body>
</html>