body {
    height: 100%;
    display: block;
}

P {
    text-align: center
}
.shop_here
{
    width:160px;
    height:60px;
}

H2,
H1 {
    text-align: center;
}

.carousel-item img {
    width: auto;
    height: 300px;
    max-height: 500px;
    margin: auto;
    display: block;
}

.card {
    margin: 0 auto;
    /* Added */
    float: none;
    /* Added */
    margin-bottom: 10px;
    /* Added */
    text-align: center;
}

.mastfoot {
    font-size: larger;
    color: red;
    font: 200;
    height: 100px;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

.card-btn
    {
        display: flex;
        flex-direction: column;
        border-radius: 8px;
        justify-content: center;
        align-items: center;
        padding: 0.6rem;
        box-sizing: border-box;
        text-decoration: none!important;
    }

    .card-btn span
    {
        color: black;
        font-size: 1.2rem;
        font-weight: 600;
    }

    @media only screen and (min-width:765px) and (max-width:1200px)
    {
        .card-btn span
        {
            font-size: 0.8rem;
            font-weight: 500;
            padding: 0.6rem;
        }
    }

    @media only screen and (max-width:400px)
    {
        .card-btn span
        {
            font-size: 1rem;
            font-weight: 500;
            padding: 0.6rem;
        }
    }
    
    @media only screen and (max-width:570px)
    {
        .shop_here
        {
            width:60%;
            height:60px;
        }
    }

.caption
{
    background-color: rgb(0, 0, 0,0.2);
}