first page php

<!DOCTYPE  html >
<html>
        <head>

                <title> First page  </title>

        </head>

        <body>


<a href="http://localhost/page2.php" class="button">read more </a>
</br> </br>
                 <?php
$servername = "localhost";
$username = "raphael";
$password = "123456";
$dbname = "forum";

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}

$sql = "SELECT id, title FROM posts";
$result = $conn->query($sql);

if ($result->num_rows > 0) {
    // output data of each row
    while($row = $result->fetch_assoc()) {
        echo "id:  " . $row["id"]. " title : ". $row["title"]. "<br>";

   }
} else {
    echo "0 results";
}

$conn->close();
?>
        </body>
</html>