<!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>CSS Selector's</title>
<style>
/*Elements Selector's*/
body{
background-color: rgb(75, 56, 56);
}
/*# Sign is for ID's*/
#welcome{
background-color: rgb(31, 151, 57);
}
/* . sign is for class */
.primary-heading{
color: crimson;
}
.about{
color:darkgoldenrod;
}
/*Multiple selectors
Multiple selectors is divided by "," coma*/
#welcome,#about{
border: 1px solid black;
padding: 10px;
margin-bottom: 10px;
}
/* Nasted selector's */
#welcome p{
background-color:oldlace;
font-size: 20px;0
}
#about{
background-color: blanchedalmond;
}
</style>
</head>
<body>
<div id="welcome">
<h2 class="primary-heading">Welcome to Our Course </h2>
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</div>
<div id="about">
<h2 class="about">About</h2>
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</div>
</body>
</html>