.cesium-lighter .cesium-timeline-bar{background:linear-gradient(180deg,#eee 0,#fff 50%,#fafafa)}.cesium-lighter .cesium-timeline-ticLabel{color:#000}.cesium-lighter .cesium-timeline-ticMain{background:#000;bottom:0;height:50%;left:0;position:absolute;width:1px}.cesium-lighter .cesium-timeline-ticSub{background:#444}