cssOMS/nav.scss

@import "_mixins", "_vars";

#nav-side {
    user-select: none;
    width: 175px;
    position: fixed;
    top: 79px;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 0;
    overflow-y: auto;
    font-size: 0.8em;
    background: #3b3b3b;

    span {
         width: 20px;
         display: inline-block;
    }

    input {
        display: none;

        &:checked + ul {
            .max {
                display: inherit;
            }

            .min {
                display: none;
            }

            > li:nth-child(n+2) {
                display: inherit;
            }
        }
    }

    input + ul {
        .max {
            display: none;
        }

        .min {
            display: inherit;
        }

        > li:nth-child(n+2) {
            display: none;
        }
    }

    label {
        display: block;
        padding: 7px 0 7px 7px;
        cursor: pointer;
    }

    > li {
        //border-bottom: 1px solid #252525;
        color: #fff;

        a {
            display: block;
            padding: 7px 0 7px 7px;

            &:hover {
                color: #252525;
                background: $default-highlighter;
            }
        }

        li {
            border-top: 1px solid #505050;
            color: #fff;

            &:not(:first-child) {
                background: #444;
            }

            border-bottom: 1px solid #252525;

            &:hover, &.active {
                color: #252525;
                background: $default-highlighter;
                border-top: 1px solid rgb(255, 192, 110);
            }
        }
    }

    li:last-child li:last-child {
        border-bottom: none;
    }

    .max, .min {
        float: right;
    }

    i {
        margin-right: 5px;
    }

    &::-webkit-scrollbar-track
    {
        box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
        background-color: #F5F5F5;
    }

    &::-webkit-scrollbar
    {
        width: 12px;
        background-color: #F5F5F5;
    }

    &::-webkit-scrollbar-thumb
    {
        box-shadow: inset 0 0 6px rgba(0,0,0,.3);
        background-color: #555;
    }
}

.nav-trigger {
    position: absolute;
    clip: rect(0, 0, 0, 0);

    &:checked ~ main {
        width: calc(100% - 175px);
        left: 175px;
    }
}

label[for="nav-trigger"] {
    font-size: 2.0em;
    height: 30px;
    width: 30px;
    cursor: pointer;
}

.nav-top {
    user-select: none;
    margin-top: 5px;
    display: block;
    background: #fff;
    border: 1px solid $content-border-color;

    > li {
        @include box-shadow-top(#fff);

        &:first-child {
            @include box-shadow-out(#fff);
        }

        > a {
            display: inline-block;
            padding: 10px 10px;
        }
    }

    li {
        background: #fff;
        display: inline-block;
        position: relative;
        cursor: pointer;

        &:hover, &.active {
            @include box-shadow-top(#FFC06E);

            &:first-child {
                @include box-shadow-out(#FFC06E);
            }

            background: $default-highlighter;
            color: #252525;

            > ul {
                display: block;
                opacity: 1;
                visibility: visible;
            }
        }

        > ul {
            padding: 0;
            z-index: 5;
            position: absolute;
            top: 36px;
            left: 0;
            width: 150px;
            display: none;
            opacity: 0;
            visibility: hidden;
            border-left: 1px solid $content-border-color;
            border-bottom: 1px solid $content-border-color;
            border-right: 1px solid $content-border-color;

            li {
                display: block;
                color: #000;
                padding: 7px;

                &:hover {
                    color: #252525;
                    background: $default-highlighter;
                }
            }
        }
    }
}

@media screen and (max-width: 600px) {
    .nav-trigger:checked ~ main {
        width: 100%;
        left: 0;
    }

    .nav-trigger:not(:checked) ~ main {
        width: 0;
        padding-right: 0;
    }

    #nav-side {
        width: 100%;
    }
}