```css
/* =========================
   PERUSASETUKSET
========================= */

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

html {
    scroll-behavior: smooth;
}

section {
    scroll-margin-top: 90px;
}

body {
    font-family: Arial, sans-serif;
    background: #0b0b0b;
    color: white;
    line-height: 1.6;
}


/* =========================
   YLÄPALKKI
========================= */

header {
    width: 100%;
    height: 85px;

    padding: 10px 6%;

    background: #080808;

    border-bottom: 1px solid #222;

    display: flex;
    align-items: center;
    justify-content: space-between;

    position: sticky;
    top: 0;

    z-index: 1000;
}


/* =========================
   LOGO
========================= */

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    width: 120px;
    height: auto;

    display: block;
}


/* =========================
   NAVIGOINTI
========================= */

nav {
    display: flex;

    align-items: center;

    justify-content: center;

    gap: 30px;
}

nav a {
    color: #e30613;

    text-decoration: none;

    font-size: 15px;

    font-weight: bold;

    transition: 0.3s;
}

nav a:hover {
    color: white;
}


/* =========================
   ETUSIVU
========================= */

.hero {
    min-height: 750px;

    display: flex;

    align-items: center;
    justify-content: center;

    padding: 100px 8%;

    background:
        linear-gradient(
            rgba(5, 5, 5, 0.72),
            rgba(5, 5, 5, 0.72)
        ),
        url("Kuvat/AUTO2.jpg");

    background-size: cover;

    background-position: center;

    background-repeat: no-repeat;
}

.hero-content {
    width: 100%;

    max-width: 1100px;

    text-align: center;
}


/* =========================
   YRITYKSEN NIMI
========================= */

.company-name {
    font-size: clamp(50px, 8vw, 100px);

    line-height: 0.95;

    font-weight: 800;

    letter-spacing: -2px;

    margin-bottom: 30px;

    color: #e30613;
}


/* =========================
   MAINOSLAUSE
========================= */

.main-title {
    font-size: clamp(25px, 3.5vw, 45px);

    line-height: 1;

    font-weight: 700;

    letter-spacing: 0;

    margin-bottom: 30px;

    color: white;
}


/* =========================
   KUVAUSTEKSTI
========================= */

.hero-description {
    font-size: 17px;

    color: #ddd;

    max-width: 600px;

    margin: 0 auto;
}


/* =========================
   PAINIKKEET
========================= */

.buttons {
    display: flex;

    justify-content: center;

    gap: 15px;

    margin-top: 35px;
}

.button {
    display: inline-block;

    padding: 15px 28px;

    background: #e30613;

    color: white;

    text-decoration: none;

    font-weight: bold;

    border-radius: 4px;

    transition: 0.3s;
}

.button:hover {
    background: #b8000b;

    transform: translateY(-2px);
}


/* =========================
   WHATSAPP-PAINIKE
========================= */

.button.whatsapp {
    background: #25D366;
}

.button.whatsapp:hover {
    background: #1da851;
}


/* =========================
   TOINEN PAINIKE
========================= */

.button.secondary {
    background: transparent;

    border: 1px solid white;
}

.button.secondary:hover {
    background: white;

    color: black;
}


/* =========================
   PALVELUT
========================= */

.services {
    padding: 120px 8%;

    background: #111;
}

.services h2,
.about h2,
.contact h2 {
    font-size: 55px;

    line-height: 1.05;

    margin-bottom: 55px;
}

.small-title {
    color: #e30613;

    font-weight: bold;

    letter-spacing: 2px;

    font-size: 14px;

    margin-bottom: 18px;
}


/* =========================
   PALVELUKORTIT
========================= */

.service-grid {
    display: grid;

    grid-template-columns: repeat(2, 1fr);

    gap: 25px;
}

.service {
    padding: 35px;

    background: #181818;

    border: 1px solid #292929;

    transition: 0.3s;
}

.service:hover {
    transform: translateY(-5px);

    border-color: #e30613;
}

.service h3 {
    font-size: 24px;

    margin-bottom: 15px;
}

.service p {
    color: #aaa;

    font-size: 16px;
}


/* =========================
   MEISTÄ
========================= */

.about {
    padding: 120px 8%;

    background: #0b0b0b;
}

.about > div {
    max-width: 800px;
}

.about p:not(.small-title) {
    color: #bbb;

    font-size: 19px;

    margin-bottom: 22px;
}


/* =========================
   YHTEYSTIEDOT
========================= */

.contact {
    padding: 120px 8%;

    background: #111;
}

.contact-info {
    display: grid;

    grid-template-columns: repeat(4, 1fr);

    gap: 25px;
}

.contact-info p {
    padding: 30px;

    background: #181818;

    border: 1px solid #292929;

    color: #e30613;
}

.contact-info strong {
    font-size: 17px;
}

.contact-info a {
    color: #e30613;

    text-decoration: none;

    transition: 0.3s;
}

.contact-info a:hover {
    color: white;
}


/* =========================
   SIJAINTI
========================= */

.contact-info .location {
    color: #e30613;
}


/* =========================
   FOOTER
========================= */

footer {
    padding: 35px 8%;

    background: #050505;

    color: #777;

    display: flex;

    justify-content: space-between;
}


/* =========================
   MOBIILI
========================= */

@media (max-width: 800px) {

    header {
        height: auto;

        min-height: 75px;

        padding: 12px 5%;

        flex-direction: column;

        gap: 10px;
    }


    /* LOGO */

    .logo img {
        width: 120px;
    }


    /* NAVIGOINTI */

    nav {
        gap: 15px;

        flex-wrap: wrap;

        justify-content: center;
    }

    nav a {
        font-size: 14px;
    }


    /* =========================
       HERO
    ========================= */

    .hero {
        min-height: 700px;

        padding: 80px 8%;

        background-size: cover;

        background-position: center center;

        background-repeat: no-repeat;
    }


    .company-name {
        font-size: 43px;

        letter-spacing: -1px;

        margin-bottom: 25px;
    }


    .main-title {
        font-size: 28px;

        line-height: 1.1;

        margin-bottom: 25px;
    }


    .hero-description {
        font-size: 16px;
    }


    /* =========================
       PALVELUT
    ========================= */

    .service-grid {
        grid-template-columns: 1fr;
    }


    .services h2,
    .about h2,
    .contact h2 {
        font-size: 40px;
    }


    /* =========================
       PAINIKKEET
    ========================= */

    .buttons {
        flex-direction: column;

        align-items: center;

        max-width: 250px;

        margin-left: auto;

        margin-right: auto;
    }


    /* =========================
       YHTEYSTIEDOT
    ========================= */

    .contact-info {
        grid-template-columns: 1fr;
    }


    /* =========================
       FOOTER
    ========================= */

    footer {
        flex-direction: column;

        gap: 10px;
    }

}
```