html {
    overflow: hidden;
}

body {
    font: 14pt 'Fira Sans', 'Helvetica Neue Light', sans-serif;
    background: url('../img/background.jpg') no-repeat fixed center center transparent;
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100%;
    margin: 0 0;
    color: white;
    font-weight: 200;
}

#timer {
    font-size: 4.5rem;
    margin: 1rem;
}

#viz > canvas {
    display: inline-block;
    /*display: none;*/
    /*background: #202020;*/
    width: 90%;
    height: 45%;
    /*box-shadow: 3px 3px 3px 4px #2f3759;*/
    border: 1px solid whitesmoke;
    margin-bottom: 0.5rem;
}

#playstate {
    font-size: 1.5rem;
}

#controls {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;
    height: 20%;
    width: 90%;
    margin-bottom: 10%;
    margin-left: 5%;
}

.control-button {
    height: 13vh;
}

.inactive {
    opacity: 0.25;
}

.big-button {
    height: 15vh;
}

#viz {
    height: 80%;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}

.invisible {
    display: none !important;
}