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

body{
    background:#1b1b1b;
    color:white;
    line-height:1.6;
}

header{
    background:linear-gradient(135deg,#2e7d32,#66bb6a);
    text-align:center;
    padding:50px 20px;
}

header h1{
    font-size:3rem;
}

header p{
    margin-top:10px;
    font-size:1.2rem;
}

nav{
    background:#222;
    text-align:center;
    padding:15px;
    position:sticky;
    top:0;
}

nav a{
    color:white;
    text-decoration:none;
    margin:0 20px;
    font-weight:bold;
    transition:.3s;
}

nav a:hover{
    color:#76ff03;
}

.hero{
    text-align:center;
    padding:30px;
}

.hero img{
    width:300px;
    max-width:90%;
    border-radius:15px;
    box-shadow:0 0 20px rgba(0,0,0,.5);
}

.card{
    width:80%;
    max-width:900px;
    margin:25px auto;
    background:#2b2b2b;
    padding:25px;
    border-radius:12px;
    box-shadow:0 5px 15px rgba(0,0,0,.4);
}

.card h2{
    color:#7CFC00;
    margin-bottom:15px;
}

.facts{
    width:90%;
    margin:40px auto;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:20px;
}

.fact-box{
    background:#2e7d32;
    padding:20px;
    border-radius:10px;
    text-align:center;
    transition:.3s;
}

.fact-box:hover{
    transform:translateY(-8px);
    background:#388e3c;
}

footer{
    background:#111;
    text-align:center;
    padding:20px;
    margin-top:40px;
    color:#bbb;
}

@media(max-width:700px){
    header h1{
        font-size:2rem;
    }

    nav a{
        display:block;
        margin:10px 0;
    }

    .card{
        width:95%;
    }
}