body {
    background-image: url('../img_question/da-img-6.jpg');
    background-size: cover;
    background-position: center;
}

.banner {
    background-image: url('banner-image.jpg');
    background-size: cover;
    background-position: center;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
}

.page {
    text-align: center;
    margin-top: 50px;
}

.page a {
    text-decoration: none;
    border: 1px solid #000000;
    padding: 5px 7px;
    color: #000000
}

.wrapper {
    display: flex;
    justify-content: center;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}

.footer {
    flex-shrink: 0;
    text-align: center;
    padding: 10px;
}

.showpic {
    display: flex;
    justify-content: center;
    align-items: center;
}