*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, sans-serif;
}

body{
    background:#f4f4f4;
}

/* NAVBAR */

nav{
    background:#222;
    color:white;
    padding:15px 30px;

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

    position:relative;
}

.menu{
    list-style:none;
    display:flex;
    gap:25px;
}

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

.menu a:hover{
    color:gold;
}

.hamburger{
    display:none;
    font-size:30px;
    cursor:pointer;
}

/* HERO */

.hero{
    height:60vh;

    background:
    linear-gradient(rgba(0,0,0,.5),rgba(0,0,0,.5)),
    url("https://picsum.photos/1200/700");

    background-size:cover;
    background-position:center;

    color:white;

    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    text-align:center;
}

.hero h2{
    font-size:3rem;
}

.hero p{
    margin:15px 0;
}

.hero button{
    padding:12px 25px;
    border:none;
    background:gold;
    cursor:pointer;
}

/* SECTIONS */

section{
    padding:50px;
    text-align:center;
}

section h2{
    margin-bottom:20px;
}

/* GALLERY */

.gallery{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:15px;
}

.gallery img{
    width:100%;
    border-radius:10px;
}

/* CARDS */

.cards{
    display:flex;
    justify-content:center;
    gap:20px;
}

.card{
    background:white;
    padding:20px;
    width:250px;
    border-radius:10px;
    box-shadow:0 0 10px rgba(0,0,0,.1);
}

/* FORM */

form{
    max-width:500px;
    margin:auto;

    display:flex;
    flex-direction:column;
    gap:15px;
}

input,
textarea{
    padding:12px;
}

form button{
    padding:12px;
    border:none;
    background:#222;
    color:white;
    cursor:pointer;
}

/* FOOTER */

footer{
    background:#222;
    color:white;
    text-align:center;
    padding:20px;
}

/* RESPONSIVE */

@media (max-width:768px){

    .hamburger{
        display:block;
    }

    .menu{
        display:none;

        position:absolute;
        top:65px;
        left:0;

        width:100%;
        background:#222;

        flex-direction:column;
        text-align:center;
        gap:0;
    }

    .menu li{
        padding:15px;
        border-top:1px solid #444;
    }

    .menu.active{
        display:flex;
    }

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

    .cards{
        flex-direction:column;
        align-items:center;
    }

    .hero h2{
        font-size:2rem;
    }
}