body {
    background: black;
    display: flex;
    min-height: 100vh;
    margin: 0;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    font-family: 'Roboto Mono', monospace;
}



#status {
    text-align: center;
    font-size: 1.3em;
    color: white;
}

#begin {
    text-align: center;
    font-size: 1.3em;
    color: white;
}

#bubble {
    display: none;
    position: relative;
    --duration: 5s;
    text-align: center;
}

.playGame #bubble {
    display: block;
}

.playGame #status, .playGame #begin {
    display: none;
}

/* Bubble */
#bubble::before {
    content: '';
    background: white;
    height: 6em;
    width: 6em;
    border-radius: 100vmax;
    transition: transform var(--duration), filter var(--duration);
    transition-timing-function: ease-in-out;
    cursor: pointer;
    display: block;
    filter: blur(0.04em);
}
#bubble:active::before {
    transform: scale(3);
    filter: blur(1px);
}

/* Message */
#bubble::after {
    content: attr(data-message);
    color: white;
    font-size: 1.1rem;
    position: absolute;
    top: -8em;
    left: 50%;
    transform: translateX(-50%);
    opacity: 1;
    transition: opacity var(--duration), filter var(--duration);
    transition-timing-function: ease-in-out;
    width: 90vw;
    text-align: center;
    filter: blur(0.02em);
}
#bubble:active::after {
    opacity: 0;
    filter: blur(10px);
}

/* "Breath out" message */
#bubble span {
    position: absolute;
    z-index: 1;
    inset: -12em;
    bottom: 0;
    text-align: center;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    user-select: none;
    font-size: .8em;
    opacity: 0;
    filter: blur(2px);
    transition: opacity 3s, filter 3s;
}
#bubble:active span {
    opacity: .5;
    filter: blur(0.04em);
    transition-delay: var(--duration);
}