html {
    /* border box fix */
    box-sizing: border-box;
    font-family: 'JetBrains Mono', monospace;
    cursor: default;
}

*, *:before, *:after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

body{
    top: 0;
    left: 0;
    height: 100vh;
    width: 100vw;
    
    /* VARIABLES
    ----------------------------------------------------------------*/
    /*--- DIMENSIONS ---*/
    --depth: 5vh;

    /* keys: width and height */
    --k-w: calc(2/22*100vw);
    --k-h: calc(2/20*100vh);

    /* buttons: width and height */
    --b-w: calc(2/22*100vw - 1vh);
    --b-h: calc(2/20*100vh - 1vh);

    /* cell-bars: width and height */
    --cb-w: calc(1/22*100vw);
    --cb-h: calc(1/20*100vh);

    --color-text-black: rgb(9, 9, 11, 0.9);
    
    --color-text-black: rgb(9, 9, 11, 0.8);

    --color-white-text: hsl(0, 0%, 99%);

    --color-drawboard-bg: rgb(54, 57, 69);

    --color-hole1: #BABDC9;
    --color-hole1: rgb(186, 189, 201);
    --color-hole2: #24262E;
    --color-hole2: rgba(36, 38, 46, 0.701);

    --color-fill-off: #24262E;
    --color-fill-off: #36394542;
    --color-fill-off: rgb(10, 10, 12, 0.5);

    overflow: hidden;
}



/* BACKGROUND
------------------------------------------------------------------------
*/
.background-wrapper {
    position: absolute;
    width: 100vw;
    height: 100vh;
    left: 0;
    top: 0;
}

.grid-line-container{
    display: grid;
    position: absolute;
    height: 100%;
    width: 100%;
    filter: opacity(20%);
}
.grid-line-container.column {
    grid-template-columns: repeat(22, 1fr);
    grid-template-rows: auto;
}
.grid-line-container.row {
    grid-template-rows: repeat(20, 1fr);
    grid-template-columns: auto;
}

.grid-line{
    /* FIXA */
    position: relative;
    border-color: var(--c-g3); 
    border-width: 1px;
    border-style: dashed;
}

.column .grid-line {
    grid-column: 1fr;
    grid-row: 1 / -1;
}

.row .grid-line {
    grid-column: 1 / -1;
    grid-row: 1fr;
}

.column b:nth-child(23),
.column b:nth-child(24) {
    display: hidden;
    position: absolute;
}


/* GLOBAL
------------------------------------------------------------------------
*/
.side {
    width: 100%;
    height: 100%;
    position:absolute;
    top: 0;
    left: 0;
    backface-visibility: hidden;
    --webkit-backface-visibility: hidden;
}



/* MAIN
------------------------------------------------------------------------
*/
main {
    position: absolute; 
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;

    display: grid;
    grid-template-columns: repeat(22, 1fr);
    grid-template-rows: repeat(20, 1fr);

    perspective: 1500px;
    transform-style: preserve-3d;

    background: rgb(255, 255, 255,0.2);
    
    transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
}

/* HEADER
------------------------------------------------------------------------
*/

header {
    grid-row: 1/2;
    grid-column: 4/-4;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    position: absolute;
    width: 100%;
    height: 100%;
}

.title-container {
    display: flex;
}

a {
    color: var(--color-ink);
    text-decoration: none;
    line-height: 100%;
}

a:hover {
    color: rgb(180,0,0,0.9);
}

.text-btn-container {
    grid-row: 6/10;
    grid-column: 6/22;

    /* border: 1px dotted black; */

    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.text-btn-wrapper {
    position: relative;
    grid-column: span 1;

    width: 100%;
    height: 100%;

    
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);

    min-height: 0;
}

.text-btn {
    border: 1px solid black;
    grid-column: 1/3;
    grid-row: 1/3;
}

.text-btn:hover {
    background: rgb(180,0,0,0.9);
}
.text-btn.clicked{
    border: 2px solid rgb(180,0,0,0.9);
}

.btn-title {
    grid-column: 1/3;
    grid-row: 3/4;

    display: flex;
    justify-content: center;
    align-items: center;
    /* text-align: center; */
}


/* SVGS */
.svg{
    /* border: 1px dotted red; */
    width: 100%;
    height: 100%;
}

.plus-symbol{
    grid-row: 4/6;
    grid-column: 8/10;
    display: flex;
    justify-content: center;    
}

.arrow-1 {
    grid-row: 4/6;
    grid-column: 6/9;
}

.arrow-2 {
    grid-row: 4/6;
    grid-column: 9/20;
}

.arrow-3 {
    grid-row: 5/8;
    grid-column: 8/10;
}
.arrow-4 {
    grid-row: 6/8;
    grid-column: 12/14;
}
.arrow-5 {
    grid-row: 5/8;
    grid-column: 16/18;
}

.back-text {
    grid-row:8/9;
    grid-column: 2/3;
    text-align: center;

}

.arrow-6 {
    grid-row: 9/11;
    grid-column: 2/3;
}

.arrow-6:hover svg line, .arrow-6:hover svg text{
    stroke: rgb(180,0,0,0.9);
}


.arrow-7 {
    grid-row: 6/14;
    grid-column: 4/6;
}

.who {
    min-height: 0;
}

.who img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.what .text-btn{
    width: 100%;
    height: 100%;
    min-height: 0;

}
.what img {
    object-fit: fill;
    height: 100%;
    width: 100%;
}

.why .text-btn{
    display: flex;
    justify-content: center;
    align-items: center;
}

.how .text-btn{
    display: flex;
    justify-content: center;
    align-items: center;
}

.text-box {
    grid-row: 11/20;
    grid-column: 6/20;
    border: 2px solid black;
    
    display: grid;
    grid-template-columns: repeat(14, 1fr);
    grid-template-rows: repeat(9, 1fr);
}


.text-display {
    grid-column: 2/-2;
    grid-row: 2/-2;

    border: 2px solid black;
    position: relative;
    overflow: scroll;
    padding-bottom: 2rem;
}


.text-explanation{
    position: absolute;
    padding: 1rem;
    height: 100%;
    width: 100%;
}

.text-explanation p, .text-explanation dl {
    margin-bottom: 1em;
    opacity: 0;
    display: none;
}

.text-explanation p:last-of-type{
    padding-bottom: 1rem;
}

.text-explanation dt {
    font-weight: bold;
}

.text-explanation dd {
    margin-bottom: 1em;
}

.text-explanation.visible p, .text-explanation.visible dl {
    opacity: 1;
    display: block;
}


.text-explanation.visible{
    z-index: 100;
}

/**********/
/**********/
/**********/
/* BORDER STUFF */
body{
    /* border dimensions */

    /* border radius */
    --radius-cell: 0.15rem;
    --radius-cell-inner: 0.1rem;
    
    --radius-button: 0.2rem;
    --radius-button-inner: 0.1rem;
    
    --radius-keys: 0.5rem;
    --radius-keys-inner: 0.3rem;

    
    --radius-large: 0.2rem;

    /* border thickness */
    --b-width-large: 3px;
    --b-width-medium: 2px;
    --b-width-small: 1px;

    /*--- COLOR ---*/

    /* raisin black dark */
    --color-border: rgba(27, 28, 34, 0.8);
    
    /* rich black fogra */
    --color-border: rgba(9, 9, 1, 0.6);
 
    /* eerie black */
    --color-border: rgba(18, 19, 23, 0.5);

    /* eerie black */
    --color-ink: rgba(18, 19, 23, 0.8);
    

    --color-charcoal: rgb(20, 26, 31, 0.2);
    --color-charcoal: rgb(54, 69, 79);
    --color-charcoal: rgb(41, 53, 61);
    --color-charcoal: rgb(21, 26, 30);
    
    /* Används av key-side */ 
    --c-w4: hsl(48, 20%, 98%);
    
    /* Används av button-side */ 
    --c-w5: hsl(48, 20%, 98%);

    --c-w6: rgb(250, 255, 245);  /*light ivory*/

    /* color for black keys */
    --color-key-black: rgb(35, 35, 35);

    --color-cell-black: rgb(51, 51, 55);

    /* color green light */
    --c-gr1: rgb(132, 251, 13);
    --c-gr2: rgba(132, 251, 13, 0.4);

    color: var(--color-ink);
}

.keyboard-wrapper::before,
.draw-board-wrapper::before {
    content: '';
    position: absolute;
    height: 100%;
    width: 100%;
    box-sizing: content-box;
    
    top: calc(-1*var(--b-width-large));
    left: calc(-1*var(--b-width-large));
    
    border-radius: var(--radius-large);
    border: var(--b-width-large) solid var(--color-border);
}

/* sets pencilfilter on borders */
.keyboard-wrapper::before,
.draw-board-wrapper::before,
.button::before,
[data-control="instrument"] .button-wrapper::before,
[data-control="tempo"] .button-wrapper::before,
[data-control="instrument"] .button::before,
[data-control="tempo"] .button::before, 
.display::before,
header,
.board-container::after {
    filter: url(#pencilTexture6);
}


/* header border */
header {
    border-bottom: 0.2rem solid var(--color-border);
}

/*
TEXT
*/

header{
    font-family: 'Rock Salt', cursive;
}

h1 {
    font-size: 1.2rem;
    line-height: 160%;
}

.sketch-text{
    position: relative;
    margin-left: 2rem;
}

.sketch-text h1 {
    font-size: 1.4rem;
}

.sketch-text div {
    position: absolute;
    width: 110%;
    height: 100%;
    top: 0.2rem;
    left: -0.2rem;
    filter: url(#pencilTexture3);

}

h2 {
    font-size: 1rem;
    line-height: 200%;
    padding: 0;
    margin: 0 1rem 0 3rem;

}

header > h1 {
    align-self: flex-end;
}

/* 
 - 768: "view on full screen"

768 - 1024: 1- col

1024 - 1200: Mindre font 

i280x800: mac standard

1200 - 1400: Optimal

1600 - : 1+ col



*/
.mobile-text-container {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgb(180,0,0,0.9);
    display: none;
}

@media screen and (max-width:767px){
    .mobile-text-container {
        position: fixed;
        background: rgb(180,0,0,0.95);
        background: transparent;

        display: grid;
        grid-template-rows: repeat(20, 1fr);
    }

    .mobile-text-container > p{
        text-align: center;
        font-size: 2rem;
        font-family: 'Rock Salt', cursive;
        filter: url(#pencilTexture3);
    }

    p.box-1 {
        grid-row: 6/7;
    }
    p.box-2 {
        grid-row: 8/9;
        font-size: 1.5rem;
    }

    p.box-3 {
        grid-row: 11/13;
        font-size: 1.6rem;
    }
    main{
        z-index: -50;
        display: none;
    }
}

@media screen and (max-width:439px){
    p.box-1 {
        grid-row: 6/8;
    }
    p.box-2 {
        grid-row: 8/10;
        font-size: 1.5rem;
    }
    p.box-3 {
        grid-row: 11/13;
        font-size: 1.2rem;
    }
}

@media screen and (min-width:768px){
    html {
        font-size: 14px;
    }
    .control-title {
        font-size: 0.9rem;
    }




    .control-title {
        font-size: 0.7rem;
    }

    .keyboard-wrapper::before,
    .draw-board-wrapper::before {
        top: calc(-1*var(--b-width-medium));
        left: calc(-1*var(--b-width-medium));
        border-width: var(--b-width-medium);
    }


    [data-button="on-off"] .symbol {
        font-size: 1.5rem
    }
    .display .side p {
        font-size: 0.7rem;
    }


}

@media screen and (min-width:1024px){

    html {
        font-size: 14px;
    }
    .control-title {
        font-size: 0.9rem;
    }

    html {
        font-size: 16px;
    }

    .control-title {
        font-size: 0.9rem;
    }

    .button[data-control="on-off"][data-button="on-off"]{
        width: 3vw;
        height: 3vw;
    }
}

@media screen and (min-width:1400px){

    html {
        font-size: 18px;
    }

    .grid-line-container.column {
        grid-template-columns: repeat(24, 1fr);
    }
    
    .grid-line-container.row{
        grid-template-rows: repeat(20, 1fr);
    }

    .column b:nth-child(23),
    .column b:nth-child(24) {
        display: block;
        position: relative;
    }

    main {
        grid-template-columns: repeat(24, 1fr);
        grid-template-rows: repeat(20, 1fr);
    }

    .draw-board-wrapper {
        grid-column: 4/-4;
    }

    .keyboard-wrapper {
        grid-column: 3/-3;
    }

    .button[data-control="on-off"][data-button="on-off"]{
        width: 2.5vw;
        height: 2.5vw;
    }
}