/* Common */
:root {
    --red: #f02955;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    background: #000;
    color: #fff;
}

body {
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-weight: 400;
    font-size: 2rem;
}

.container {
    margin: 0 auto;
    max-width: 900px;
    padding: 0 1rem;
}

@media screen and (max-width: 900px) {
    body {
        font-size: 1.6rem;
    }
}


/* Heading */
header {
    margin: 4rem 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

header h1 img {
    width: 100%;
    max-width: 26rem;
}

header .download-btn {
    display: inline-block;
    margin-top: 2rem;
    padding: 1rem 3rem;
    color: #000;
    border: solid 3px var(--red);
    background-color: var(--red);
    font-size: 1.2rem;
    font-weight: bold;
    line-height: 1;
    text-decoration: none;
    border-radius: 2rem;
    transition: color ease-in-out 150ms, background-color ease-in-out 150ms;
}

header .download-btn:hover {
    color: var(--red);
    background-color: #fff;
}


/* Featured */
section.featured {
    padding: 1.5em 0;
    background: #fff;
    color: #000;
}

section.featured p {
    margin: 1em 0;
}

section.featured img {
    display: block;
    width: 100%;
    margin: 1em auto;
    max-width: 48rem;
}


/* Main */
main {
    padding: 1.8em 0;
}

main h2 {
    margin: 0;
    margin-top: 1.2em;
    margin-bottom: -0.1em;
}

main h2:first-child {
    margin-top: 0;
}

main p {
    margin: 0.8em 0;
}


/* Footer */
footer {
    padding: 1.4rem 0;
    background: #fff;
    color: #222;
    font-size: 1rem;
}

footer a {
    color: var(--red);
    text-decoration: none;
}

footer a:hover {
    border-bottom: solid 1px;
}