body{
    background:#0f172a;
    color:white;
    font-family:Arial,sans-serif;
    margin:0;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

h1{
    text-align:center;
    margin:30px 0;
}

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:20px;
}

.card{
    background:#1e293b;
    padding:20px;
    border-radius:15px;
    box-shadow:0 0 10px rgba(0,0,0,.3);
}

.progress{
    background:#334155;
    border-radius:10px;
    overflow:hidden;
    height:25px;
}

.progress-bar{
    background:#22c55e;
    height:100%;
    text-align:center;
    line-height:25px;
    font-weight:bold;
}

.online{
    color:#22c55e;
}

footer{
    text-align:center;
    margin:30px;
    color:#94a3b8;
}