*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --index: calc(1vw + 1vh);
    --gutter: 30px;
    --side-small: 26;
    --side-big: 36;
    --depth: 4000px;
    --transition: .75s cubic-bezier(.75, .5, 0, 1);
}
@font-face {
    font-family: raleway_c;
    src: url(../fonts/raleway-v22-cyrillic-300.woff2);
    font-weight: 300;
}
@font-face {
    font-family: raleway_c;
    src: url(../fonts/raleway-v22-cyrillic-100.woff2);
    font-weight: 100;
}
body {
	scrollbar-width: none; /* just Firefox */
}
body::-webkit-scrollbar { 
	display: none; /* Safari and Chrome */
}
body{
    background-color: #000000;
    color: #ffffff;
    font-size: calc(var(--index)* .8);
    font-family: raleway_c, sans-serif;
    line-height: 2;
    /* line-height: 1.75; */
    height: var(--depth);
    font-weight: 300;
}
.container {
    width: 100%;
    height: 100%;
    position: fixed;
    perspective: 1500px;
}
.gallery {
    transform-style: preserve-3d;
    height: 100%;
}
.frame{
    width: 100%;
    height: 100%;
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition), opacity .75s ease;
    will-change: transform; /* anti-freaz */
    transform-style: preserve-3d; /* font quality */
}
h1, h2, h3 {
    font-weight: 100;
    text-transform: uppercase;
    width: min-content;
    line-height: 1;
    text-align: center;
}
.frame h2 {
    text-align: center;
    font-size: calc( var(--index) * 3.3);
}
.frame-media{
    position: relative;
    width: calc(var(--index) * var(--side-small));
    height: calc(var(--index) * var(--side-big));
    background-position: center;
    background-size: cover;
}
.frame-media_left{
    right: calc(var(--side-small) / 2 * var(--index) + var(--gutter));
}
.frame-media_right{
    left: calc(var(--side-small) / 2 * var(--index) + var(--gutter));
}
.frame_bg {
    background-color: rgb(0 0 0 / .87);
}
video.frame-media {
    width: calc(var(--index) * var(--side-big));
    height: calc(var(--index) * var(--side-small));
}
video.frame-media_left{
    right: calc(var(--side-big) / 2 * var(--index) + var(--gutter));
}
video.frame-media_right{
    left: calc(var(--side-big) / 2 * var(--index) + var(--gutter));
}
.text-right > *{
    position: relative;
    left: 18vw;
}
.text-left > * {
    position: relative;
    right: 18vw;
}
.frame h3 {
    font-size: calc(var(--index)*3);
}
.frame p{
    max-width: 30vw;
    margin-top: 3vh;
}
.soundbutton {
    position: fixed;
    bottom: 5vh;
    right: 5vw;
    cursor: pointer;
    width: 30px;
    transition: .25s ease;
}
.soundbutton .paused{
    opacity: .25;
}