*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body{
    background-image: url(login_Img.jpg);
    background-size: cover;
    background-position: center;
    font-family: sans-serif;
}
nav{
    background-color: rgb(0, 140, 255);
    text-align: center;
}
nav ul{
    display: inline-flex;
    list-style: none;
    color: #fff;
}
nav .fa{
    margin-right: 5px;
}
nav ul li{
    width: 120px;
    margin: 15px;
    padding: 15px;
}
nav ul li a{
    text-decoration: none;
    color: #fff;
}
nav ul li a:hover{
    color: rgb(0, 238, 255);
}
.active, nav ul li:hover{
    border-radius: 3px;
    background-color: rgb(0, 162, 255);
}
.sub-menu-1{
    display: none;
}
nav ul li:hover .sub-menu-1{
    display: block;
    position: absolute;
    background: rgb(0, 140, 255);
    margin-top: 15px;
    margin-left: -15px;
}
nav ul li:hover .sub-menu-1 ul{
    display: block;
    margin: 10px;
}
nav ul li:hover .sub-menu-1 ul li{
    width: 150px;
    padding: 10px;
    border-bottom: 1px dotted #fff;
    background-color: transparent;
    border-radius: 0px;
    text-align: left;
}
nav ul li:hover .sub-menu-1 ul li:last-child{
    border-bottom: none;
}
nav ul li:hover .sub-menu-1 ul li a:hover, .fa-angle-right:hover{
    color: rgb(0, 238, 255);
}
.fa-angle-right{
    float: right;
}
.sub-menu-2{
    display: none;
}
.hover-me:hover .sub-menu-2{
    display: block;
    position: absolute;
    background: rgb(0, 140, 255);
    margin-top: -40px;
    margin-left: 140px;
}