/* ===== INDEX PAGE BACKGROUND ===== */

.html {
    min-height: 100vh;
    background: 
        linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)),
        url("images/carwash-bg.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Header styling over background */
header {
    display: flex;
    justify-content: space-between;
    padding: 20px 40px;
    background: rgba(0,0,0,0.7);
}

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

/* Center hero card */
.hero-card {
    margin-top: 120px;
    text-align: center;
    background: rgba(255,255,255,0.95);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}