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

body {
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "SF Pro Display",
        sans-serif;

    background: #ffffff;
    color: #1d1d1f;

    line-height: 1.7;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 32px 20px;
}

nav {
    display: flex;
    gap: 24px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

nav a {
    color: #1d1d1f;
    text-decoration: none;
    font-weight: 500;
}

nav a:hover {
    opacity: .7;
}

h1 {
    font-size: 42px;
    margin-bottom: 16px;
}

h2 {
    margin-top: 40px;
    margin-bottom: 16px;
}

p {
    margin-bottom: 16px;
}

.card {
    border: 1px solid #e5e5e5;
    border-radius: 16px;
    padding: 24px;
    margin-top: 16px;
}

.footer {
    margin-top: 80px;
    color: #86868b;
    font-size: 14px;
}