body{
    text-align:center;
}
.btn{
    height: 200px;
    width: 200px;
    border-radius: 20%;
    border: 10px solid black;
    text-align: center;
    margin: 2em;
}

.btn_container{
    display: flex;
    justify-content: center ;
}

.pink{
    background-color:#d95989;
}
.blue{
    background-color:#819ff0
}
.red{
    background-color: #f99b45;
}

.purple{
    
    background-color: #70aac0
}

.flash{
    background-color:white;
}

.userflash{
    background-color:chartreuse;
}