css
body {
    font-family: sans-serif;
    padding: 20px;
    background: #f5f5f5;
}
h2 {
    color: #333;
}
form {
    margin-top: 15px;
}
input, button {
    font-size: 1em;
    margin: 5px 0;
    padding: 10px;
    width: 100%;
}
button {
    background: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}
button:hover {
    background: #45a049;
}
img {
    margin: 10px;
    border-radius: 5px;
    box-shadow: 0 0 5px rgba(0,0,0,0.3);
}
.login-box {
    max-width: 300px;
    margin: auto;
    margin-top: 20vh;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 8px rgba(0,0,0,0.2);
}
.error {
    color: red;
    font-size: 0.9em;
}