@keyframes example {
    from {
        height: 20%;
    }
    to {
        height: 100%;
    }
}

@keyframes speaking_child_1 {
    0% {
        height: 50%;
    }
    25% {
        height: 40%;
    }
    50% {
        height: 60%;
    }
    75% {
        height: 40%;
    }
    100% {
        height: 50%;
    }
    
}

@keyframes speaking_child_2 {
    0% {
        height: 70%;
    }
    35% {
        height: 50%;
    }
    55% {
        height: 40%;
    }
    80% {
        height: 60%;
    }
    100% {
        height: 70%;

    }
}

@keyframes speaking {
    0% {
        height: 70%;
    }
    25% {
        height: 65%;
    }
    50% {
        height: 80%;
    }
    75% {
        height: 50%;
    }
    100% {
        height: 70%;
    }
}

@keyframes music {
    0% {
        box-shadow: 0 0 0px 0px rgba(255, 255, 255, .05);
    }
    25% {
        box-shadow: 0 0 30px 40px rgba(255, 255, 255, .05);
    }
    50% {
        box-shadow: 0 0 15px 20px rgba(255, 255, 255, .05);
    }
    75% {
        box-shadow: 0 0 50px 65px rgba(255, 255, 255, .05);
    }
    100% {
        box-shadow: 0 0 0px 0px rgba(255, 255, 255, .05);
    }
}