body {
    font-family: Arial, sans-serif;
    background: #0f0f0f;
    color: #fff;
    text-align: center;
    margin-top: 80px;
}

.login-box {
    background: #1a1a1a;
    padding: 30px;
    width: 350px;
    margin: auto;
    border-radius: 10px;
    box-shadow: 0 0 20px #000;
}

.login-btn {
    padding: 12px 20px;
    background: #5865F2;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
}