14. Write a programme using <marquee>

<html>

<head>

<title>First Programme</title>
</head></title>
<body bgcolor="lightblue">
<marquee scrollamount="100" direction="right"> HTML is a standard markup language</marquee>
<marquee scrollamount="70" loop="10" behaviour="alternate">HTML is a standard markup language</marquee>
</body>
     </html>
Output:-
HTML is a standard markup language HTML is a standard markup language

15.Write a programme using <mark>,<strong>,<em>

<html>
<head>
<title> First programme</title>
</head>
<body>
<mark> HTML is used to make websites</mark><br>
<strong>HTML is used to make websites</strong><br>
<em>HTML is used to make websites</em>
</body>
</html>