.sidebar{
    width: 220px;
    height: 100vh;
    background-color: #003f88;
    color: white;
    padding: 30px 20px;
    position: fixed;
}
.sidebar h2{
    text-align: center;
    margin-bottom: 30px;
    font-size: 20px;
}

.sidebar a{
    display: block;
    color: white;
    text-decoration: none;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: 0.3s;
}

.sidebar a:hover{
    background-color: #0056b3;
    padding-left: 10px;
}
@media(max-width: 768px){
    .sidebar{
        display: none;
    }
    .main{
        margin: 0;
    }
}