body {
}

.cncsSliderContainer {
    position: relative;
    width: 48em;
}
.cncsDateSlider {
    width: 100%;
}

.cncsSliderMarks {
    position: relative;
    margin: 0;
    padding: 0;
    height: 20px;
}

.cncsSliderMarks::before {
    content: "";
    position: absolute;
    top: 10px;
    left: 0;
    right: 0;
    height: 1px;
    background: #ccc;
}

.cncsMark {
    position: absolute;
    top: 0;
    width: 1px;
    height: 10px;
    background: #000;
}