:root {
    --primary-color: #0d1117;
    --secondary-color: #14223a;
    --heading-color: #212529;
    --bg-color: #fff5f5;
    --slide-direction: -100%;
}

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

body {
    font-family: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue","Noto Sans","Liberation Sans",Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    background: var(--bg-color);
}

p {
    margin-bottom: .5rem;
}

h1 {
    font-size: calc(1.375rem + 1.5vw);
    color: var(--heading-color);
}

h4 {
    font-size: calc(1.275rem + .3vw);
}

h1, h2, h3, h4, h5 {
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 0.5rem
}

ul {
    list-style: none;
}

header {
    background-color: var(--primary-color);
    padding: 1.5rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

header nav {
    display: flex;
    gap: 40px;
    font-size: 1.4rem;
}

header a {
    color: white;
    font-weight: bold;
    text-decoration: none;
}

header a:hover {
    transition: ease;
    text-decoration: underline;
}

section {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

footer {
    background-color: var(--primary-color);
    color: white;
    font-weight: bold;
    text-align: center;
    position: relative;
    width: 100%;
    bottom: 0;
    margin-top: 2rem;
    padding: 1.5rem 0;
}