index.css

@font-face {
    font-family: 'Lato';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/lato/v17/S6u9w4BMUTPHh7USSwaPGR_p.woff2) format('woff2');
    unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: 'Lato';
    font-style: normal;
    font-weight: 300;
    src: url(https://fonts.gstatic.com/s/lato/v17/S6u9w4BMUTPHh7USSwiPGQ.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: 'Lato700';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/lato/v17/S6u9w4BMUTPHh6UVSwaPGR_p.woff2) format('woff2');
    unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: 'Lato700';
    font-style: normal;
    font-weight: 700;
    src: url(https://fonts.gstatic.com/s/lato/v17/S6u9w4BMUTPHh6UVSwiPGQ.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

html {
    height: 100%;
}

body {
    height: 100%;
    margin: 0 !important;
    padding: 0 !important;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-image: url("./background0.jpg");
    background-size: cover;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

a {
    text-decoration: none;
    contain: layout;
}

.header {
    font-family: 'Lato', sans-serif;
    position: fixed;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 90vw;
    height: 5.25vw;
    font-size: 2.75vw;
    letter-spacing: 8px;
    color: rgba(0, 0, 0, .625);
    border-bottom-left-radius: 1vw;
    border-bottom-right-radius: 1vw;
    border-top: none;
    box-shadow: 0 .5vw 1vw -.15vw rgba(0, 0, 0, .375);
    transform: translateY(-6vw);
    backdrop-filter: blur(20px) brightness(110%) saturate(110%);
    -webkit-backdrop-filter: blur(20px) brightness(110%) saturate(110%);
    user-select: none;
    -webkit-user-select: none;
}

.lineDivs {
    display: flex;
    justify-content: center;
    contain: layout;
}

.wrapper {
    -webkit-transform: rotateZ(360deg) translateZ(0);
    transform: rotateZ(360deg) translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform;
    contain: strict;
    position: absolute;
    top: 0;
    left: 0;
    width: 28vw;
    height: 14vw;
    z-index: 0;
    background-color: rgba(0, 0, 0, .625);
    transform: translateX(-28.2vw);
    content-visibility: auto;
}

.myCards {
    font-family: 'Lato', sans-serif;
    -webkit-transform: rotateZ(360deg) translateZ(0);
    transform: rotateZ(360deg) translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform, background-color, font-size, box-shadow;
    contain: strict;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 28vw;
    height: 14vw;
    font-size: 2.25vw;
    font-weight: 600;
    text-shadow: 0 .1vw .15vw rgba(0, 0, 0, .625);
    background-color: rgba(255, 255, 255, .02);
    color: rgb(208, 208, 208);
    border-radius: 1.75vw;
    border: 1px solid rgba(255, 255, 255, .2);
    box-shadow: 0 .25vw .5vw -.15vw rgba(0, 0, 0, .375);
    opacity: 0;
    overflow: hidden;
    content-visibility: auto;
    backdrop-filter: blur(0px) brightness(110%) saturate(110%);
    -webkit-backdrop-filter: blur(0px) brightness(110%) saturate(110%);
}

.innerDivs {
    position: absolute;
    bottom: 1.75vw;
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    margin: 0 auto;
    font-size: 1vw;
    font-weight: 600;
    text-shadow: none;
    color: rgb(160, 160, 160);
    contain: content;
    content-visibility: auto;
}

.innersContent {
    -webkit-transform: rotateZ(360deg) translateZ(0);
    transform: rotateZ(360deg) translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: width;
    contain: content;
    display: inline-block;
    width: 0;
    overflow: hidden;
    margin: 0 auto;
    content-visibility: auto;
}

.darkenScreen{
    position: fixed;
    top: 0;
    left: 0;
    display: none;
    opacity: 0;
    background-color: black;
    z-index: 2;
    width: 100%;
    height: 100%;
}