Monster Truck Upgrade
About this app
Upgrade your monster truck to go faster in this fun 2D mobile game
Monster Truck Upgrade Monster Truck Upgrade 0 Upgrade Speed
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Source
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>Monster Truck Upgrade</title>
<meta name="description" content="Upgrade your monster truck to go faster in this fun 2D mobile game">
<meta name="keywords" content="monster truck, game, upgrade, mobile, 2D">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
<script type="text/javascript">
try {
// App Javascript Goes Here. Place your entire script content inside the try block for error handling.
let speed = 0;
// Function to upgrade the monster truck speed
function upgradeSpeed() {
speed += 10;
document.getElementById("speed").innerText = speed;
}
// This will run when the DOM is ready.
document.addEventListener("DOMContentLoaded", function() {
// Display initial speed
document.getElementById("speed").innerText = speed;
// Add event listener to upgrade button
document.getElementById("upgradeBtn").addEventListener("click", upgradeSpeed);
});
} catch (error) {
// This will throw the error to the parent window.
throw error;
}
</script>
<style>
/* App CSS Goes Here */
body {
background-color: #f5f5f5;
font-family: 'Arial', sans-serif;
}
.container {
max-width: 500px;
margin: 0 auto;
padding: 20px;
text-align: center;
}
h1 {
font-size: 24px;
margin-bottom: 20px;
color: #333;
}
.monster-truck {
width: 200px;
margin-bottom: 20px;
}
.speed {
font-size: 48px;
font-weight: bold;
margin-bottom: 20px;
color: #f44336;
}
.upgrade-btn {
background-color: #4caf50;
color: #fff;
font-size: 18px;
font-weight: bold;
padding: 10px 20px;
border-radius: 5px;
cursor: pointer;
transition: background-color 0.3s ease;
}
.upgrade-btn:hover {
background-color: #45a049;
}
</style>
</head>
<body>
<div id="main-container" class="container">
<h1>Monster Truck Upgrade</h1>
<img src="https://emojicombos.com/wp-content/uploads/2021/01/monster-truck-emoji.png" class="monster-truck">
<p class="speed">0</p>
<button id="upgradeBtn" class="upgrade-btn">Upgrade Speed</button>
</div>
</body>
</html>
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