body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #121212;
    font-family: Arial, sans-serif;
    color: #fff;
    box-sizing: border-box;
}

*, *::before, *::after {
    box-sizing: inherit;
}

.container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box, .loading-box {
    background-color: #1e1e1e;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.logo img {
    width: 250px;
    margin-bottom: 20px;
}

h2 {
    margin: 0 0 20px;
    font-size: 24px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #333;
    border-radius: 5px;
    background-color: #333;
    color: #fff;
    box-sizing: border-box;
}

.btn {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 5px;
    background-color: #f0b90b;
    color: #000;
    font-size: 16px;
    cursor: pointer;
    margin-bottom: 10px;
    box-sizing: border-box;
}

.btn:hover {
    background-color: #e5a00a;
}

.google-btn {
    background-color: #4285F4;
    color: #fff;
}

.apple-btn {
    background-color: #333;
    color: #fff;
}

.or-divider {
    margin: 20px 0;
    position: relative;
    text-align: center;
}

.or-divider span {
    background-color: #1e1e1e;
    padding: 0 10px;
    position: relative;
    z-index: 1;
}

.or-divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: #333;
    z-index: 0;
}

.create-account {
    display: block;
    margin-top: 20px;
    color: #f0b90b;
    text-decoration: none;
}

.create-account:hover {
    text-decoration: underline;
}

.loader {
    border: 8px solid #f3f3f3; /* Light grey */
    border-top: 8px solid #f0b90b; /* Yellow */
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .login-box {
        padding: 20px;
    }

    .loading-box {
        padding: 20px;
    }

    .logo img {
        width: 120px;
    }

    h2 {
        font-size: 20px;
    }

    .btn {
        font-size: 14px;
    }
}