html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-family: Arial, sans-serif;
    background-color: #1a1a1a;
    color: #e8e8e8;
}
.container {
    width: 90%;
    max-width: 600px;
}
img {
    max-width: 50%;
    height: auto;
    margin-bottom: 2px;
}
h1, h2 {
    margin: 10px 0;
}
form {
    display: flex;
    flex-direction: column;
    align-items: center;
}
input[type="password"], input[type="submit"] {
    width: 80%;
    padding: 10px;
    margin: 5px 0;
    font-size: 16px;
    border: 1px solid #333;
    background-color: #2a2a2a;
    color: #e8e8e8;
}
input[type="submit"] {
    width: 20%;
    background-color: #007bff;
    border: none;
    cursor: pointer;
}
input[type="submit"]:hover {
    background-color: #0056b3;
}