body {
    margin: 0;
}
.sidebar {
    position: relative;
    background-color: beige;
    height: calc(100vh - 40px);
    width: fit-content;
    padding: 20px;
    transition: 1.3s;
}
.sidebar h3 {
    margin: 0;
    margin-bottom: 30px;
    padding: 0;
    font-size: 25px;
    color: #0075FF;
}
.sidebar .links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.sidebar .links li {
    margin: 5px;
}
.sidebar .links li:hover {
    background-color: rgba(255, 99, 71, 0.557);
}
.sidebar .links li a {
    display: block;
    width: inherit;
    border: 1px solid rgb(214, 213, 213);
    padding: 10px;
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

/* style icon */
.bars {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 35px;
    border: 2px solid rgb(44, 47, 47);
    height: 10px;
    display: flex;
    text-align: center;
    padding: 10px 5px;
    justify-content: center;
    align-items: center;
    gap: 5px;
    flex-direction: column;
    cursor: pointer;
    border-radius: 5px;
}
.bars:hover {
    background-color: #fff;
    border-color: #edb;
}
.bars:hover span {
    border-color: #edb;
}
.bars span {
    width: 80%;
    display: block;
    border: 2px solid rgb(60, 48, 48);
    background-color: #333;
}