nav{
    height: 45px;
    background-color: rgb(40, 34, 131);
    box-shadow: 0px 0px 15px rgba(0,0,0,0.5);

}
nav a{
    color: white;
    vertical-align: text-bottom;
    text-decoration: none;
}
.nav-item{
    float: left;
    min-width: 100px;
    height: 45px;
    border-right: 1px solid black;
    text-align: center;
    color: white; 
}
nav .admin{
    float: right;
    border-left: 1px solid black;
    border-right: none;
}
.nav-item-disc{
    padding: 13px 10px;
}
.nav-item-drop-down{
    display: none;
    position: absolute;
    min-width: 118px;
}
.nav-item-drop-down-item{
    height: 25px;
    background-color: rgba(33, 25, 138, 1);
    text-align: center;
    padding: 15px;   
}
.nav-item-drop-down-item:hover{
    background-color: rgb(38, 29, 161);
}
.nav-item:hover .nav-item-drop-down{
    display: block;
}