body{
    margin:0;
    padding:0;
    border-color: red;
    border-style: solid;
    position: relative;
    /*min-height: 800vh;*/
}

.card_container{
    display: flex;
    justify-content: center;
    min-height: 100vh;
    position: relative;
}

.inner_card_container{
    perspective: 1000px;
    position: relative;
}

.card{
    position: relative;
    width: 200px;
    height: 300px;
    transform-style: preserve-3d;
    transition: transform 0.6s;
}

.card01, .card02{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 80px;
    right: 0;
}