.wrapper {
    background-color: #f5f5f5;
    position: relative;
}

.wrapper .card {
    width: 650px;
    height: 300px;
    background-color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -150px;
    margin-left: -325px;
    border-radius: 5px;
    box-shadow: 2px 2px 2px #a9a9a9;
}