apollodec/Apollo/master/sass/partials/_tabs.scss

/* ---------------------------------------------------------------------- */
/* Tabs
/* ---------------------------------------------------------------------- */

.nav-tabs {
    margin-bottom: 0;
    padding: 0;

    &.nav-justified {
        > li {
            > a {
                border-left: none !important;
                border-radius: 0;
                border-top: none !important;
                border-right: none !important;
            }
        }
    }

    > li {
        margin-bottom: -3px;
        text-align: center;

        &.dropdown {
            &.active a {
                cursor: pointer;
            }

            .dropdown-menu {
                > .active {
                    a, a:hover, a:focus {
                        background-color: $lightGrey;
                        color: $white;
                    }
                }
            }
        }

        > a {
            border: 0 none;
            border-radius: 0;
            color: #8E9AA2;
            min-width: 70px;
            padding: 15px 20px;
        }

        &.active {
            a, a:hover, a:focus {
                border-width: 0;
            }
        }
    }

    > .active {
        a, a:hover, a:focus {
            border: 0 none;
            @include box-shadow(1px 1px 2px rgba($black, 0.1));
            color: #505458;
        }
    }
}

.panel-tabs, .tabbable {
    background-color: #E6E8E8;
    padding: 1px;
    margin-bottom: 15px;
}

.tabbable[type="pills"] {
    background: none;

    > .nav {
        margin-bottom: 10px;
    }
}

.panel-tabs {
    padding: 0;

    .panel-heading {
        background: #EFEFF4;
    }

    .panel-body {
        padding: 0;
    }

    .tabbable {
        margin: 0;
        padding: 0;
    }

    .nav-tabs {
        border: medium none;
        float: right;
        margin-top: -48px;

        > li > a {
            border-top-left-radius: 3px;
            border-top-right-radius: 3px;
        }
    }
}

.tab-content {
    background-color: #FFFFFF;
    position: relative;
}

.tab-content > .tab-pane, .pill-content > .pill-pane {
    display: none;
    padding: 15px;
}

.tab-content > .active, .pill-content > .active {
    display: block;
}

.tabs-left {
    &.tabbable {
        background-color: none;
        padding: 0;
    }

    .tab-content {
        border-top: 1px solid #EFEFF4;
        border-right: 1px solid #EFEFF4;
        border-bottom: 1px solid #EFEFF4;
        overflow: hidden;
    }

    > .nav-tabs {
        border: none;
        float: left;
        margin-bottom: 0;
        top: auto;

        > li {
            float: none;
            text-align: left;

            > a, a:focus, a:hover {
                border-color: #EFEFF4;
                margin: 0 -1px 0 0;
            }

            &.active {
                > a, a:focus, a:hover {
                    border-color: #EFEFF4;
                    border-right: none;
                    border-left: 1px solid #EFEFF4;
                    border-top-width: 1px;
                    margin: 0 -1px;
                }
            }
        }
    }
}

.tabs-right {
    &.tabbable {
        background-color: none;
        padding: 0;
    }

    .tab-content {
        border-top: 1px solid #EFEFF4;
        border-left: 1px solid #EFEFF4;
        border-bottom: 1px solid #EFEFF4;
        overflow: hidden;
    }

    > .nav-tabs {
        border: none;
        float: right;
        margin-bottom: 0;
        top: auto;

        > li {
            text-align: left;
            float: none;

            > a, a:focus, a:hover {
                border-color: #EFEFF4;
                margin: 0 0 0 -1px;
            }

            &.active {
                > a, a:focus, a:hover {
                    border-color: #EFEFF4;
                    border-right: 1px solid #EFEFF4 !important;
                    border-left: none;
                    border-top-width: 1px;
                    margin: 0 -1px;
                }
            }
        }
    }
}

.tabs-below > .nav-tabs {
    border-bottom-width: 0;
    border-color: #EFEFF4;
    margin-bottom: 0;
    margin-top: 0;
    top: auto;

    > li {
        margin-bottom: 0;

        > a, a:focus, a:hover {
            border-color: #EFEFF4;
        }

        &.active {
            > a, a:focus, a:hover {
                border-bottom: none;
                border-color: transparent #EFEFF4 #EFEFF4;
                margin-top: 0;
            }
        }
    }
}

.partition-dark {
    .nav-tabs {
        border: none;

        > li {
            margin-bottom: 0;

            &.active {
                > a, > a:hover, a:focus {
                    background-color: $black;
                    border: none;
                    color: $white;
                }

                > a:before, a:after {
                    border-color: rgba(0, 0, 0, 0);
                    border-style: solid;
                    display: block;
                    height: 0;
                    position: absolute;
                    width: 0;
                }

                > a:after {
                    content: " ";
                    height: 0;
                    position: absolute;
                    width: 0;
                    border: 5px solid transparent;
                    border-top-color: $black;
                    top: 100%;
                    left: 50%;
                    margin-left: -5px;
                    z-index: 1;
                }
            }

            > a {
                border: none;
                color: $lightGrey;
                padding: 10px 15px;
                @include border-radius(0);
            }

            > a:hover, a:focus {
                background-color: $black;
            }
        }
    }

    .tab-content {
        z-index: 0;
        color: $black;
    }
}