.sidebar-back{
    padding: 1rem .5rem;
    background-color: #ececff;
    background-clip: border-box;
    border: 1px solid rgba(0,0,0,.125);
    border-radius: .25rem;
    border-color: #41b890 !important;
    box-shadow: 0 0.3rem 0.6rem rgba(0,0,0,0.3), 0 0.1rem 0.3rem rgba(0,0,0,0.3);
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}

.sidebar-back ul li{
    padding-right: .25rem;
    transition: .3s;
}
.sidebar-back ul li span{
    visibility: hidden;
    display: inline-block;
    transition: .2s;
    font-size: 1rem;
    font-weight: bold;
    color: #0d3d63;
    padding-left: 1rem;
}
.sidebar-back ul li:hover{
    padding-right: .5rem;
}
.sidebar-back ul li:hover span{
    visibility: visible;
}
.contain-back{
    padding: 1rem .5rem;
    background-color: #ececff;
    background-clip: border-box;
    border: 1px solid rgba(0,0,0,.125);
    border-radius: .25rem;
    border-color: #41b890 !important;
    box-shadow: 0 0.3rem 0.6rem rgba(0,0,0,0.3), 0 0.1rem 0.3rem rgba(0,0,0,0.3);
}