*{
    margin: 0;
    padding: 0;
}

body{
    text-align: center;
}

.box-container{
    display: flex;
    justify-content: center;
}

.box{
    height: 200px;
    width: 200px;
    margin: 2.4rem;
    border: 13px solid black;
    border-radius: 24%;
}

.red{
    background-color: rgba(250, 128, 128, 0.685);
}

.green{
    background-color: aquamarine;
}

.blue{
    background-color: rgb(51, 180, 231);
}

.purple{
    background-color: rgba(141, 18, 141, 0.692);
}


.blink{
    background-color: aliceblue;
}

.userflash{
    background-color: aqua;
}