.navbar {
    background: rgba(156, 154, 154, 0.486);
    background: linear-gradient(rgba(145, 145, 145, 0.3)0%,rgba(200, 200, 200, 0.2) 50%,rgba(200, 200, 200, 0.2) 100%);
    box-shadow: 2px 1px 5px 0px rgba(0, 0, 0, 0.6) inset, 0px 1px 5px 2px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(3px);
    height: 27px;
    position: fixed;
    width: 100%;
    top: 72px;
    left: 0;
}

.navtext {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 18px;
    font-weight: 500;
    color: #000000;
    line-height: 30px;
    float: left;
    margin-top: -1px;
    margin-left: 15px;
}

.nav a {
        font-family: Arial, Helvetica, sans-serif;
        font-size: 18px;
        font-weight: 700;
		float: left;
		display: block;
		color: #616161;
		text-align: center;
        margin-left: 15px;
		padding: 3px;
		text-decoration: none;
	}

.navitem > .navitemgradient {
    background: none
}

.navitem > .navitemunderline {
    border-bottom: 2px solid #ffffff00;
    box-shadow: 0px 0px 5px 3px rgba(255, 255, 255, 0);
}

.navitem_sel {
    color: #929292;
    position: relative;
}

.navitem_sel > .navitemunderline {
    border-bottom: 2px solid #ffffff;
    box-shadow: 0px 0px 5px 3px rgba(255, 255, 255, 0.75);
}

.navitem_sel > .navitemgradient {
    position: absolute;
    left: 0;
    right: 0;
    height: 21px;
    top: 0;           /* position where you want it */
    background: linear-gradient(0deg, #fff 0%, rgba(255,255,255,0) 80%);
    filter: blur(2px);
    pointer-events: none; /* optional */
}