body{
font-family:Segoe UI, sans-serif;
margin:0;
background:url(bg.png);
opacity: 90%;
}

header{
background:linear-gradient(135deg,#2563eb,#1e3a8a);
color:white;
padding:30px;
text-align:center;
}

nav{
display:flex;
justify-content:center;
flex-wrap:wrap;
background:#0f172a;
}

nav button{
background:none;
border:none;
color:white;
padding:15px 20px;
cursor:pointer;
font-size:15px;
}

nav button:hover{
background:#1e293b;
}

.container{
max-width:1100px;
margin:auto;
padding:30px;
}

.section{
display:none;
}

.active{
display:block;
}

.card{
background:white;
border-radius:10px;
padding:25px;
margin-bottom:25px;
box-shadow:0 5px 15px rgba(0,0,0,0.1);
}

h2{
margin-top:0;
}

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

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

th{
background:#2563eb;
color:white;
}

button.calc{
background:#2563eb;
color:white;
border:none;
padding:12px 20px;
border-radius:5px;
cursor:pointer;
margin-top:20px;
}

button.calc:hover{
background:#1e40af;
}

.scoreBox{
font-size:18px;
margin-top:20px;
font-weight:bold;
}

@media(max-width:700px){

table{
font-size:13px;
}

header h1{
font-size:22px;
}

}

#anggota{
    text-align:left;
    padding-left: 10px;
}