*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:#f4f6f9;
}

.container{
    width:90%;
    max-width:1000px;
    margin:40px auto;
    background:white;
    padding:25px;
    border-radius:10px;
    box-shadow:0 2px 10px rgba(0,0,0,0.1);
}

h2{
    margin-bottom:20px;
    color:#333;
}

.btn{
    display:inline-block;
    padding:10px 15px;
    text-decoration:none;
    border-radius:5px;
    color:white;
    border:none;
    cursor:pointer;
    font-size:14px;
}

.btn-tambah{
    background:#007bff;
}

.btn-simpan{
    background:#28a745;
}

.btn-edit{
    background:#ffc107;
    color:black;
}

.btn-hapus{
    background:#dc3545;
}

.btn-kembali{
    background:#6c757d;
}

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

table th{
    background:#343a40;
    color:white;
    padding:12px;
}

table td{
    padding:10px;
    border:1px solid #ddd;
}

table tr:nth-child(even){
    background:#f8f9fa;
}

.form-group{
    margin-bottom:15px;
}

label{
    display:block;
    margin-bottom:5px;
    font-weight:bold;
}

input,
select{
    width:100%;
    padding:10px;
    border:1px solid #ccc;
    border-radius:5px;
    margin-bottom:10px;
}

input:focus,
select:focus{
    border-color:#007bff;
    outline:none;
}

.action-btn{
    display:flex;
    gap:5px;
}