:root {
    --color-gray-l10: hsl(210, 10%, 10%);
    --color-red-l60: hsl(7, 80%, 60%);
}

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

::selection {
/*    color: var(--color-gray-l10);*/
    background-color: var(--color-gray-l10-a20);
}

::-moz-selection {
/*    color: var(--color-gray-l10);*/
    background-color: var(--color-gray-l10-a20);
}

html,
body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    left: 0;
    top: 0;
    line-height: 1;
}

html {
    font-size: 0.5vw;
    scroll-behavior: smooth;
}

body {
    text-align: center;
    font-family: "Inter", Arial, sans-serif;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
    font-variation-settings: "slnt" 0;
    line-height: 2;
    color: var(--color-gray-l10);
    background: var(--color-red-l60) url("bg.png") center bottom no-repeat;
    background-size: cover;
    background-attachment: fixed;
}

.container {
    width: 40vw;
    margin: 0 auto;
    padding-top: 25vh;
}

h1 {
    font-size: 2.4rem;
    line-height: 4.8rem;
    font-weight: 600;
    margin-top: 6rem;

    &strong {
        font-weight: 700;
    }
}

@media (max-width: 1680px) {
    html {
        font-size: 0.6vw;
    }
    .container {
        width: 68vw;
    }
}



@media (max-width: 1280px) {
    html {
        font-size: 0.7vw;
    }
    .container {
        width: 72vw;
    }
}



@media (max-width: 1024px) {
    html {
        font-size: 0.8vw;
    }
    .container {
        width: 76vw;
    }
}



@media (max-width: 768px) {
    html {
        font-size: 1.1vw;
    }
    .container {
        width: 80vw;
    }
}



@media (max-width: 576px) {
    html {
        font-size: 1.8vw;
    }
    .container {
        width: 80vw;
    }
}