style.css

body {
    margin: 0;

    width: 100vw;

    height: 100vh;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    background: linear-gradient(to top, #f7797d, #FBD786, #C6FFDD);

    background-size: cover;
    background-position: center center;
}


#card {

    position: relative;

    perspective: 3000px;

}

section {
    width: 560px;

    height: 400px;

    border-radius: 10px;

    box-shadow: 0 19px 38px rgba(0, 0, 0, 0.30), 0 15px 12px rgba(0, 0, 0, 0.22);
}

#cover {

    background-color: #0f2342;
    color: #ffffff;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;

}

#cover.animate {
    transform: rotateX(180deg);

    transform-origin: 0% 0%;

    transition: transform 2s;
}

#cover.animate>* {
    opacity: 0;

    transition: opacity 1s;
}

#cover:hover {
    transform: rotateX(180deg);

    transform-origin: 0% 0%;

    transition: transform 2s;
}

#cover img {
    height: 50%
}

#cover h1 {
    font-size: 32px;
    margin: 0px;
}

#cover h2 {
    font-size: 18px;
    margin: 0px;
}


#message {

    background-color: rgba(255, 255, 255, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    backdrop-filter: blur(8px);
}

#message h1 {
    margin: 0;
    text-align: center;
}

#message img {
    height: 60%;
}