#preloader-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background-color: #2673b6; /* CI-Farbe */
    z-index: 1050;
    transition: width 0.3s ease-out;
}

@keyframes loader-progress {
    0%   { width: 0%; }
    50%  { width: 80%; }
    100% { width: 100%; }
}