body{
    margin:0;
    font-family:Arial;
    background:#f4f6f9;
}

.sidebar{
    width:250px;
    height:100vh;
    background:#071739;
    position:fixed;
    left:0;
    top:0;
    color:#fff;
}

.logo{
    padding:20px;
    font-size:24px;
    font-weight:bold;
}

.sidebar ul{
    list-style:none;
    padding:0;
}

.sidebar ul li{
    padding:15px 20px;
}

.sidebar ul li a{
    color:#fff;
    text-decoration:none;
    display:block;
}

.sidebar ul li:hover{
    background:#0d2a5c;
}

.main{
    margin-left:250px;
    padding:20px;
}

.topbar{
    background:#fff;
    padding:15px;
    border-radius:10px;
    margin-bottom:20px;
}

.card{
    background:#fff;
    padding:20px;
    border-radius:10px;
    margin-bottom:20px;
}

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

button{
    background:#0d2a5c;
    color:#fff;
    border:none;
    padding:10px 20px;
    border-radius:5px;
    cursor:pointer;
}

table{
    width:100%;
    border-collapse:collapse;
    background:#fff;
}

table th,table td{
    padding:12px;
    border:1px solid #ddd;
    text-align:center;
}

.login-box{
    width:400px;
    margin:100px auto;
    background:#fff;
    padding:30px;
    border-radius:10px;
}