body{
font-family:Arial;
margin:0;
background:#f1f5f9;
}

.sidebar{
width:200px;
height:100vh;
background:#0f172a;
color:white;
position:fixed;
padding:20px;
}

.sidebar a{
display:block;
color:white;
text-decoration:none;
margin:10px 0;
}

.content{
margin-left:220px;
padding:20px;
}

.cards{
display:flex;
gap:20px;
}

.card{
background:white;
padding:20px;
border-radius:10px;
width:200px;
}

table{
width:100%;
border-collapse:collapse;
margin-top:20px;
}

td,th{
padding:10px;
border-bottom:1px solid #ddd;
}