@media(max-width:991px){header{height:150px}}@media(max-width:576px){.nav-item{text-align:center;display:block}.center-nav-item{position:absolute;top:-10px;left:0;right:0}.left-nav-item{margin-top:40px;position:relative!important;top:0}.right-nav-item{position:relative!important;top:0}}