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

:root{
    --dark: #070707;
    --sizeindex: calc(1vw + 1vh);
    --transition: .75s cubic-bezier(.2, .6, 0, 1);
}

@font-face{
    font-family: raleway_m;
    src: url(../fonts/raleway-v22-cyrillic-300.woff2);
    font-weight: 300;
}
@font-face{
    font-family: raleway_m;
    src: url(../fonts/raleway-v22-cyrillic-900.woff2);
    font-weight: 900;
}
body, html{
    width: 100%;
    height: 100%;
    background-color: var(--dark);
    color: #fff;
    font-family: raleway_m, sans-serif;
    overflow: hidden;
    line-height: 1.8;
    font-size: calc(var(--sizeindex) * .8);
}

.slider{
    height: 100%;
    transform: rotate(15deg);
    overflow: visible;
    top: 10vh;
}

.slider__wrapper{
    transition: var(--transition)!important;
    will-change: transform;
}

.slider__item{
    max-height: 75vh;
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
}

.slider__img{
    width: 300%;
    height: 100%;
    background-size: cover;
    position: absolute;
    left: -100%;
    transition: var(--transition)!important;
    will-change: transform;
}

.slider_bg{
    z-index: 0;
    transform: rotate(-20deg)!important;
    top: -90vh;
    left: -10vh;
    opacity: .15;
    filter: blur(120px) saturate(10);
}

.slider_bg .slider__item{
    max-height: 100vh;
}

.slider__item.opened{
    z-index: 2;
    transform: rotate(-15deg) scale(1.45);
    box-shadow: rgb(0 0 0/ .75) 0 0 0 10000px;
}

.description{
    position: absolute;
    font-size: calc(var(--sizeindex) * .8);
    top: 20vh;
    left: 8vw;
    max-width: 24vw;
    transition: opacity var(--transition), transform var(--transition);
}
.description p{
    opacity: .9;
    transition: transform var(--transition);
    transition-duration: 3s;
}
.description.hidden{
    opacity: 0;
    transform:  translateY(5vh);
}
.description.hidden p{
    transform:  translateY(2vh);
}

.logo{
    font-size: calc(var(--sizeindex) * 3.6);
    font-weight: 900;
    display: inline-block;
    background: linear-gradient(45deg, DarkMagenta, Tomato, Violet);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}