.zb-nav-section {
    display: none;
}
.zb-banner-section {
    background-image: url(https://zdblogs.zohocorp.com/sites/catalyst/blog/files/catalyst_blog.jpg);
    background-size: 100% 100%;
}

.zb-banner-section h1,.zb-banner-section p {
    opacity: 0;
}
@media only screen and (max-width : 480px) {
    .zb-banner-section {
   background-image: none;
}
    
.zb-banner-section h1 {
    opacity: 1;
}
        
    
}