body{font-family:Arial;margin:0;color:#333}
.container{width:90%;max-width:1100px;margin:auto}
.nav{background:#111;color:#fff;padding:15px 0}
.nav a{color:white;margin:8px;text-decoration:none}
.nav-flex{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}
.hero{background:#f4f4f4;padding:80px 0;text-align:center}
.section{padding:60px 0}
.footer{background:#111;color:#fff;text-align:center;padding:25px 0}
.btn{background:#e63946;color:white;padding:10px 18px;border-radius:5px;text-decoration:none;display:inline-block}
form input, form textarea{width:100%;padding:12px;margin:8px 0;border:1px solid #ccc;border-radius:4px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery img{width:100%;border-radius:10px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){
.nav-flex{flex-direction:column;text-align:center}
.grid{grid-template-columns:1fr}
.hero{padding:50px 0}
}