$pipeline-colors-variables: $color-pipeline-green $color-pipeline-blue $color-pipeline-purple;
    $pipeline-colors: 'green', 'blue', 'purple';
    @each $color in $pipeline-colors {
        $i: index($pipeline-colors, $color);
        .pipeline-#{$color} {
            display: flex;
            overflow: hidden;

            li {
                flex-grow: 1;
                background: lighten(nth($pipeline-colors-variables, $i), 25%);
                line-height: 35px;
                text-align: center;
                transition: background 200ms ease-in-out;
                position: relative;

                a {
                    display: block;
                    color: $color-anthracite;
                    text-transform: uppercase;

                    &:hover {
                        text-decoration: none;
                    }
                }

                &:hover {
                    background: darken(lighten(nth($pipeline-colors-variables, $i), 25%), 10%);
                }

                &:after {
                    content: '';
                    background: lighten(nth($pipeline-colors-variables, $i), 25%);
                    z-index: 999;
                    border: solid #ffffff;
                    border-width: 0 5px 5px 0;
                    display: inline-block;
                    padding: 13px;
                    transform: rotate(-45deg);
                    -webkit-transform: rotate(-45deg);
                    position: absolute;
                    right: -18px;
                    top: 2px;
                    transition: background 200ms ease-in-out;
                }

                &:hover:after {
                    background: darken(lighten(nth($pipeline-colors-variables, $i), 25%), 10%);
                }

                &.pipeline-done {
                    background: nth($pipeline-colors-variables, $i);

                    a {
                        color: #ffffff;
                        font-weight: 700;
                    }

                    &:hover {
                        background: darken(nth($pipeline-colors-variables, $i), 10%);
                    }

                    &:after {
                        background: nth($pipeline-colors-variables, $i);
                    }

                    &:hover:after {
                        background: darken(nth($pipeline-colors-variables, $i), 10%);
                    }
                }
            }
        }
    }
}