body{
font-family: Arial, sans-serif;
margin:0;
background:#f7f7f7;
color:#333;
}

header{
background:#2f6fed;
color:white;
padding:40px;
text-align:center;
}

.calculator{
background:white;
padding:30px;
max-width:500px;
margin:40px auto;
border-radius:10px;
box-shadow:0 5px 15px rgba(0,0,0,0.1);
}

input,select{
width:100%;
padding:10px;
margin-top:10px;
margin-bottom:20px;
}

button{
background:#2f6fed;
color:white;
border:none;
padding:12px 20px;
cursor:pointer;
}

#result{
margin-top:20px;
font-size:18px;
font-weight:bold;
}

.info{
max-width:800px;
margin:auto;
padding:40px;
}

footer{
text-align:center;
padding:30px;
background:#eee;
}

#cookie-banner{
position:fixed;
bottom:0;
background:#222;
color:white;
width:100%;
padding:15px;
text-align:center;
}