*{
    text-align:center;
}
.div-container{
    display:flex;
    justify-content: center;

}
.btn{
    margin:2.3rem;
    height:200px;
    width:200px;
    border-radius:20%;
    border:10px solid black;
}
.red{
    background-color: #d95080;
}
.green{
    background-color: #63aac0;
}
.yellow{
    background-color: #f99b45;

}
.purple{
    background-color: #819ff9;
}
.flash{
    background-color: green;
}

.flash2{
    background-color:white;
}

.flash3{
    background-color: orange;
}