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HarmonyOS
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<link rel="stylesheet" href="bootstrap-3.3.5/dist/css/bootstrap.min.css">
<style>
.row{
margin-bottom: 20px;
}
.row.row{
margin-top: 10px;
margin-bottom: 100px;
}
[class*="col-md"]{
padding-top: 15px;
padding-bottom: 15px;
background-color: #0086B3;
border: solid 1px;
}
</style>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
<div class="col-md-1">haha</div>
</div>
</div>
</body>
</html>请问下面这个东西是指向哪个东西呢
.row.row{
margin-top: 10px;
margin-bottom: 100px;
}
还是
.row意思是.row类中存在.row类的元素
eg:
.row.a.row.b