*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgb(7, 7, 7);
    height: 100vh;
}
.cards{
    display: grid;
    width: 600px;
    background-color: rgba(0, 0, 0, 0.644);
    grid-template-columns: repeat(3,1fr);
    column-gap: 15px;
}
.card{
    height: 300px;
    background-color: rgba(238, 231, 231, 0.295);
    display: flex;
    justify-content: center;
    align-items: center;
}
.item{
    width: 100%;
    height: 100px;
    background-color: antiquewhite;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50px;
}
.effect{
    border: 1px solid purple;
}
.hide{
    display: none;
}
.back{
    background-color: pink;
}