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Pusedo Code: 
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<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>Coding Arena</title>
	<link href="https://fonts.googleapis.com/css?family=Montserrat:400,500,600,700" rel="stylesheet">
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	<style>
		* {
			font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Oxygen-Sans", Ubuntu, "Cantarell", "Helvetica Neue", sans-serif;
		}
		body {
			font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Oxygen-Sans", Ubuntu, "Cantarell", "Helvetica Neue", sans-serif;
			background-color: #f2f2f2;
			margin: 0;
			padding: 0;
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			height: 100vh;
		}

		.container {
			background-color: #fff;
			padding: 20px;
			border-radius: 5px;
			box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
			max-width: 600px;
		}

		h1, h2, h3 {
			color: #333;
			
		}

		div {
			background-color: #f5f5f5;
			padding: 5px;
			color: #4f4f4f;
			border: 1px solid #ddd;
			border-radius: 3px;
			display: block;
		}
		
		 /* Style input fields and buttons */
		/* Add more styles as needed */
	</style>
</head>
<body>
	<div class="container">
		<h1>My Coding Arena</h1>
		<p>The code shows here:</p>
		<div>
			<!-- Add your code below this line -->
			<?php
			ini_set( 'display_errors', 1 );
			error_reporting( E_ALL );


			$contact_info = array(
				'Zeeshan '  => ' 03332490820',
				'Bilal '    => ' 03332490895',
				'Sami'      => ' 03332490165',
				'Ahmed'     => ' 03332490090',
				' Batool '  => ' 03332490554',
				' danish  ' => ' 03332490673',
				'Owais  '   => ' 03332490967',
				'ahsan '    => ' 03332490534',
				'ehsan'     => ' 03332490899',
				' Imtiaz '  => '03332490678',
			);


			function insertion_contact_info( $contact_info ) {

			$no_of_contacts = count( $contact_info );


				for ( $steps = 1;  $steps < $no_of_contacts; $steps++ ) {
					for ( $key = $steps;  $key > 0;  $key-- ) {

						if ( strcasecmp($contact_info[ $key ] , $contact_info[ $key - 1 ] ) < 0 ) {
							$tmp                      = $contact_info[ $key - 1 ];
							$contact_info[ $key - 1 ] = $contact_info[ $key ];
							$contact_info[ $key ]     = $tmp;

						}
					}
				}
				
				return $contact_info;
			}
		

			// Remove whitespace from array keys and values
			foreach ( $contact_info as $name => $contact_no ) {
				$name                            = trim( $name );
				$contact_no                      = trim( $contact_no );
				$formatted_contact_info[ $name ] = $contact_no;
			}

			$contact_names = array_keys( $formatted_contact_info );

			$sorted_contact_names = insertion_contact_info( $contact_names );

			foreach ( $sorted_contact_names as $key => $name ) {
				unset( $sorted_contact_names[ $key ] );
				$sorted_contact_names[ $name ] = $formatted_contact_info[ $name ];
			}
			?>
			<h3> Sorted Contact List </h3>
			<?php foreach ( $sorted_contact_names as $name => $contact_no ) : ?>
				<p>
					<?php echo $name . ' : ' . $contact_no; ?>
				</p>
			<?php endforeach; ?>
		
			<!-- Add your code above this line -->
		</div>
	</div>
</body>
</html>