*{
margin:0;
padding:0;
box-sizing:border-box;
}

body{
font-family:Arial,Helvetica,sans-serif;
background:#f4f7fb;
color:#333;
line-height:1.7;
}

header{
background:linear-gradient(135deg,#2563EB,#4F46E5);
color:#fff;
padding:60px 20px;
text-align:center;
}

header h1{
font-size:42px;
margin-bottom:10px;
}

header p{
font-size:20px;
opacity:.9;
}

.container{
max-width:900px;
margin:auto;
padding:30px 20px;
}

.card{
background:#fff;
padding:25px;
margin-bottom:25px;
border-radius:16px;
box-shadow:0 10px 30px rgba(0,0,0,.08);
}

.card h2{
color:#2563EB;
margin-bottom:15px;
}

ul{
padding-left:20px;
}

table{
width:100%;
border-collapse:collapse;
margin-top:15px;
}

table th{
background:#2563EB;
color:#fff;
padding:12px;
}

table td{
padding:12px;
border:1px solid #ddd;
}

footer{
padding:30px;
text-align:center;
color:#777;
font-size:14px;
}

@media(max-width:700px){

header h1{
font-size:32px;
}

.card{
padding:18px;
}

}