.app > .main > .nav-bar{
    min-width: 300px;
    width: 300px;
    padding-top: 20px;

    font-size: 18px;

    padding-left: 20px;
    padding-right: 20px;

    background: rgb(25,25,25);
    background: linear-gradient(180deg, rgba(25,25,25,1) 80%, rgba(25,25,25,0) 100%);

    height: min-content;
    padding-bottom: 100px;

    user-select: none;
}

.app > .main > .nav-bar .list{
    display: flex;
    flex-direction: column;
}



.app > .main > .nav-bar .list > .content{
    display: none;
    padding-left: 20px;
    margin: 0;
}

.app > .main > .nav-bar .list > .title{
    font-weight: 500;
}


.app > .main > .nav-bar .list.active > .content{
    display: block;
}


.app > .main > .nav-bar .el{

    height: 35px;

    display: flex;
    align-items: center;

    transition: .1s ease-out;

    cursor: pointer;
}
.app > .main > .nav-bar .el:hover{
    transform: translateX(5px);
}

.app > .main > .nav-bar .el.active{
    transform: translateX(5px);
}