html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: Hind Siliguri;
}

body {
    display: flex;
    flex-direction: column;
    background-color: #f8f9fa;
    font-family: Hind Siliguri;
}

header, footer {
    background-color: #dc3545;
    color: white;
    font-family: Hind Siliguri;
}

header h1, footer p {
    margin: 0;
    font-family: Hind Siliguri;
}

.container {
    flex: 1; /* Allows the container to expand and push the footer down */
    padding: 20px;
}

.blood-group-result {
    font-size: 2rem;
    font-weight: bold;
    margin-top: 20px;
    font-family: Hind Siliguri;
}

.red-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: #dc3545;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 1.5rem;
}

.form-row .form-control {
    font-size: 1rem;
}

@media (max-width: 767.98px) {
    header h1 {
        font-size: 2rem;
    }

    .blood-group-result {
        font-size: 1.5rem;
    }

    .red-circle {
        width: 100px;
        height: 100px;
        font-size: 1.25rem;
    }

    .form-row .form-control {
        font-size: 0.875rem;
    }
}

footer {
    text-align: center;
    padding: 10px;
    font-family: Hind Siliguri;
}