*{box-sizing:border-box}
body{margin:0;font-family:Arial,sans-serif;color:#333}

.hero{
height:100vh;
background:url('https://ic.pics.livejournal.com/anna_ufa/48845925/1081/original.jpg') center/cover no-repeat;
display:flex;align-items:center;justify-content:center;
}

.overlay{
background:rgba(0,0,0,0.6);
padding:30px;border-radius:12px;
text-align:center;color:white;
}

h1{font-size:48px;margin:0}
.btn{
display:inline-block;margin-top:20px;
padding:12px 24px;background:#0077ff;color:#fff;
border-radius:8px;text-decoration:none;
}

.section{padding:60px 20px;text-align:center}

.features{
display:flex;gap:20px;padding:40px;background:#f5f5f5;
}

.card{
flex:1;background:#fff;padding:20px;border-radius:12px;
box-shadow:0 5px 15px rgba(0,0,0,0.1);
}

.gallery{padding:40px 20px;text-align:center}

.images{
display:flex;gap:15px;justify-content:center;
}

.images img{
width:30%;border-radius:12px;
}

/* mobile */
@media(max-width:768px){
h1{font-size:32px}
.features{flex-direction:column}
.images{flex-direction:column}
.images img{width:100%}
.hero{height:70vh}
}

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