.route-progress{position:fixed;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,transparent,#1677ff,transparent);background-size:50% 100%;background-repeat:no-repeat;animation:route-progress 1s ease-in-out infinite;pointer-events:none;z-index:9999}@keyframes route-progress{0%{background-position:-100% 0}to{background-position:200% 0}}