*{margin:0;padding:0;box-sizing:border-box}
body{
font-family:Arial,sans-serif;
height:100vh;
display:flex;
justify-content:center;
align-items:center;
background:
linear-gradient(rgba(0,0,0,.55),rgba(0,0,0,.55)),
url('https://images.unsplash.com/photo-1513104890138-7c749659a591?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
color:#fff;
}
.card{
background:rgba(20,20,20,.65);
padding:48px;
border-radius:18px;
text-align:center;
max-width:520px;
backdrop-filter:blur(8px);
}
h1{font-size:64px;letter-spacing:8px}
.tag{margin:10px 0 24px;color:#ddd}
h2{font-size:36px;margin-bottom:16px}
p{line-height:1.6}