body {
    background: url('../images/btcbg.jpg') no-repeat center center/cover;
    height: 100vh;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* Dark overlay with opacity */
    z-index: -1;
}

.container {
    text-align: center;
    position: relative;
    z-index: 1;
}

.card {
    background-color: rgba(12, 12, 12, 0.8); /* White with some opacity */
    color: #f8f8f8;
    padding: 2rem;
    border-radius: 8px;
}

form {
    width: 40%;
    margin: 0 auto;
}

@media (max-width: 768px) {
    form {
        width: 90%;
    }
}

.text-muted {
    color: #6c757d !important;
}

.text-primary {
    color: #007bff !important;
}