.navigation-loader-container{position:fixed;top:0;left:0;width:100%;height:3px;z-index:9999;overflow:hidden}.navigation-loader-bar{height:100%;width:0;background:linear-gradient(90deg,#ff0000,#cc0000 50%,#ff0000);transition:width .3s ease-out;box-shadow:0 0 10px rgba(255,0,0,.5)}