hi i have a div which acts as a navbar and is positioned at the top of my page, with a z-index , fixed position and all, i want that the text and other content that comes underneath during scroll is blurry but i dont know how to do this please help my current code is -
.cbp-fbscroller > nav {
z-index: 9999;
position: fixed;
left: 0px;
height: 10%;
background: ???;
top: 90%;
width: 100%;}
.cbp-fbscroller > nav a {
display: block;
position: relative;
z-index: 9999;
margin-top: 25px;
float: right;
text-transform: uppercase;
color: #fff;
margin-right: 70px;
-webkit-transition: all 0.2s ease-in-out;
border-bottom: 0px solid #fff;
border-top: 0px solid #fff;
padding-bottom: 15px;
}