.card-1
{
    min-height: 70vh;
    width: 100%;
    background:url(photos/banner4.png);
    box-shadow: 0px 2px 20px rgba(0,0,0,0.1),  0px 2px 20px rgba(0,0,0,0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 100px;
}