CONTOH CODE LOGIN HTML
<!DOCTYPE html>
<html lang="id">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Login</title>
<style>
body {
font-family: Arial, sans-serif;
text-align: center;
margin: 50px;
}
.login-container {
max-width: 300px;
margin: auto;
padding: 20px;
border: 1px solid #ccc;
border-radius: 5px;
}
input {
width: 100%;
padding: 10px;
margin: 5px 0;
}
button {
padding: 10px;
width: 100%;
background-color: blue;
color: white;
border: none;
cursor: pointer;
}
</style>
</head>
<body>
<div class="login-container">
<h2>Login</h2>
<form id="loginForm">
<input type="text" id="username" placeholder="Nama Pengguna" required>
<input type="password" id="password" placeholder="Kata Sandi" required>
<button type="button" onclick="login()">Masuk</button>
</form>
<p id="message"></p>
</div>
<script>
function login() {
var username = document.getElementById("username").value;
var password = document.getElementById("password").value;
if (username === "admin" && password === "1234") {
document.getElementById("message").innerText = "Login berhasil!";
document.getElementById("message").style.color = "green";
} else {
document.getElementById("message").innerText = "Login gagal!";
document.getElementById("message").style.color = "red";
}
}
</script>
</body>
</html>

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