html {
    font-size: calc(1vw / 14.4)
}


body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background-color: #dbdbdb;
    position: relative;
    z-index: 0;
}

.container {
    max-width: 1200rem;
    margin: 0 auto;
    padding: 0 15rem;
}

.subtitle {
    font-size: 16rem;
}

.hero {
    max-width: 1200rem;
}

.text-center {
    text-align: center;
}

.btn {
    background-color: #ffc562;
    color: #000;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0;
    margin: 5rem;
    align-items: center;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: left;
    margin-bottom: 15rem;
    font-size: 16rem;
    cursor: pointer;
    line-height: 1.2;
    height: auto;
    min-height: 60rem;
    width: 100%;
}

.block {
    background-image: url('../images/FonAI.jpg');
    background-size: cover;
    background-position: center;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: white;
    text-align: center;
}

.hero {
    max-width: 640rem;
    margin: 20rem;
}

.logo {
    object-fit: cover;
    width: 120rem;
    height: 120rem;
    border-radius: 50%;
    margin-top: 30rem;
}

.title {
    font-size: 24rem;
    font-weight: 600;
    padding-top: 20rem;
    padding-bottom: 10rem;
    line-height: 1.23;
}

.subtitle {
    color: #fff4d0;
    margin-bottom: 30rem;
    font-weight: 700;
    line-height: 1.55;
}

div,
span,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
code,
img,
b,
u,
i,
center,
table,
tr,
th,
td,
video {
    margin: 0;
    padding: 0;
    border: 0;
}


@media screen and (max-width: 1200px) {
    html {
        font-size: calc(1vw / 12.2)
    }

    .subtitle {
        font-size: 14rem;
    }

    .hero {
        max-width: 960rem;
    }
}


@media screen and (max-width: 1024px) {
    html {
        font-size: calc(1vw / 10.24)
    }

    .t-subtitle {
        font-size: 12rem;
        line-height: 1.45;
    }

    .hero {
        max-width: 640rem;
    }
}

@media screen and (max-width: 960px) {
    html {
        font-size: calc(1vw / 9.6)
    }

    .t-subtitle {
        font-size: 12rem;
        line-height: 1.45;
    }

    .hero {
        max-width: 640rem;
    }
}


@media screen and (max-width: 768px) {
    html {
        font-size: calc(1vw / 7.68)
    }

    .t-subtitle {
        font-size: 12rem;
        line-height: 1.45;
    }

    .hero {
        max-width: 640rem;
    }
}

@media screen and (max-width: 480px) {
    html {
        font-size: calc(1vw / 3.2)
    }

    .t-subtitle {
        font-size: 12rem;
        line-height: 1.45;
    }
}

.fade-in {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-30px);
    transition: opacity 0.6s ease, visibility 0.6s ease, transform 0.6s ease;
}

.fade-in_animated {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.fade-in.delay-1 {
    transition-delay: 0.2s;
}

.fade-in.delay-2 {
    transition-delay: 0.4s;
}