body {
    margin: 0;
    align-items: center;
    display: flex;
    justify-content: center;
    background-color: gainsboro;
    height: 100vh;
}

.popit {
    box-shadow: 12px 12px 60px 0 black;
    width: 500px;
    border-radius: 25%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

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

.circle {
    cursor: pointer;
    width: 14vw;
    height: 14vw;
    max-width: 65px;
    max-height: 65px;
    margin: 8px;
    border-radius: 50%;
    box-shadow: 8px 8px 8px;
    -webkit-tap-highligh-color: black;
}

.pressed {
    box-shadow: inset 5px 5px 8px black;
}

.r {
    background-color: red;
}

.o {
    background-color: orange;
}

.y {
    background-color: yellow;
}

.g {
    background-color: green;
}

.b {
    background-color: blue;
}

.p {
    background-color: purple;
}

#btn {
    background-color: gainsboro;
    padding: 30px;
    font-size: 20px;
    border: 1px solid black;
    border-radius: 30px;
    color: black;
    cursor: pointer;
    margin: 10px;
}