Skip to content

Instantly share code, notes, and snippets.

@msenturk
Created September 10, 2025 13:16
Show Gist options
  • Save msenturk/6307ceae4afa388a676f26228214d5a9 to your computer and use it in GitHub Desktop.
Save msenturk/6307ceae4afa388a676f26228214d5a9 to your computer and use it in GitHub Desktop.
demo-simple-login.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<title>Practice Test Login</title>
<style>
body {
background-color: #f9f9f9;
margin: 0;
display: flex;
align-items: center;
justify-content: center;
height: 100vh;
font-family: "Open Sans", Arial, sans-serif;
color: #4a4a4a;
}
.wrapper {
background-color: #fff;
padding: 40px 50px;
border: 1px solid #dcdcdc;
border-radius: 4px;
width: 350px;
box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
text-align: left;
}
.wrapper h1 {
font-size: 24px;
margin-bottom: 10px;
}
.wrapper p.description {
font-size: 14px;
margin-bottom: 25px;
}
label {
font-size: 13px;
margin-bottom: 5px;
display: block;
}
input[type="text"],
input[type="password"] {
width: 100%;
padding: 10px;
margin-bottom: 20px;
box-sizing: border-box;
border: 1px solid #d1d1d1;
border-radius: 2px;
font-size: 14px;
}
button {
width: 100%;
padding: 10px;
background-color: #000;
color: #fff;
border: none;
border-radius: 2px;
font-size: 16px;
cursor: pointer;
}
button:hover {
background-color: #333;
}
.message {
margin-top: 15px;
font-size: 14px;
display: none;
}
.error {
color: #d63638;
}
.success {
color: #026936;
}
</style>
</head>
<body>
<div class="wrapper">
<h1>Test Login</h1>
<p class="description">This page is a demo of a simple login form for testing purposes.</p>
<form id="loginForm">
<label for="username">Username</label>
<input type="text" id="username" name="username" required />
<label for="password">Password</label>
<input type="password" id="password" name="password" required />
<button type="submit">Submit</button>
<div class="message" id="loginMessage"></div>
</form>
</div>
<script>
const form = document.getElementById('loginForm');
const messageBox = document.getElementById('loginMessage');
form.addEventListener('submit', function (e) {
e.preventDefault();
const user = form.username.value.trim();
const pass = form.password.value.trim();
if (user === "student" && pass === "Password123") {
messageBox.textContent = "Congratulations! You logged in successfully.";
messageBox.className = "message success";
messageBox.style.display = "block";
} else if (user !== "student") {
messageBox.textContent = "Your username is invalid!";
messageBox.className = "message error";
messageBox.style.display = "block";
} else {
messageBox.textContent = "Your password is invalid!";
messageBox.className = "message error";
messageBox.style.display = "block";
}
});
</script>
</body>
</html>
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment