body{
    background-color: thistle;
    background-image: url(./images/bg.jpg);
    background-size: cover;
    box-sizing: border-box;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
.container{
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100vh;
    width: 90%;
    margin: 0 auto;
    
}
.card{
    width: 100px;
    height: 80px;
    background-color: rgb(0,0,0,0.8);
    color:white;
    box-sizing: border-box;
    font-weight: bold;
    text-align: center;
    padding: 10px;
    transition: all .7s ease;
    border: 2px solid #0079b0;
}

.playing{
    transform: scale(1.1);
    border: 3px solid #f50161;
    box-shadow: 0 0 20px #f50161;
}
.sound{
    color: #0079b0;
}