crafty-4/app/frontend/static/assets/scss/shared/components/_timeline.scss

.timeline {
    list-style: none;
    padding-left: 0;

    .timeline-item {
        border-left: 1px solid $border-color;
        color: $text-muted;
        padding-left: 20px;
        padding-bottom: 20px;
        position: relative;

        &:before {
            content: "";
            height: 10px;
            width: 10px;
            border-radius: 10px;
            position: absolute;
            top: 0px;
            left: -5px;
        }

        &:nth-child(4n + 1) {
            &:before {
                background: theme-color(success);
            }
        }

        &:nth-child(4n + 2) {
            &:before {
                background: theme-color(primary);
            }
        }

        &:nth-child(4n + 3) {
            &:before {
                background: theme-color(warning);
            }
        }

        &:nth-child(4n + 4) {
            &:before {
                background: theme-color(info);
            }
        }

        &:last-child {
            border-left: none;
            padding-bottom: 0;
        }

        .timeline-content {
            margin-bottom: 0;
            line-height: 10px;

        }

        .event-time {
            margin-bottom: 0;
        }
    }
}