drewcassidy.me/css/sidebar.scss

---
---
@import 'util';
@import 'colors';
@import 'fonts';

$flag-shadow: rgba(black, 0.2);
$animate-time: 0.03s;

#sidebar {
    display: block;
    flex-shrink: 0;
    width: 180px;
    margin: 0;
    padding: {
        top: 5px;
        bottom: 5px;
        left: 0px;
    }
}

#navFlags {
    display: block;
    margin-block-start: 0;
    margin-block-end: 0;
    list-style-type: none;
    line-height: 0;

    margin: 0;
    padding: {
        left: 0px;
    }
}

#navLinks {
    padding: {
        left: 10px;
    }

    color: $subtle;
    font-family: $sidebar-font;

    a{
        color: $sidebar-link-text;
        text-decoration: none;
        @include prefix-group((
            transition-duration: $animate-time,
            transition-property: color,
        ), webkit moz o);

    }

    a:hover{
        color: $sidebar-link-hover;
        text-decoration: underline;
    }
}

.flagButton, .flagButton::after, .flagPoint, .flagPoint::after {
    @include prefix-group((
        transition-duration: $animate-time,
        transition-timing-function: ease-out
    ), webkit moz o);
}

.flag {
    display: inline-block;
    position: relative;
    left: -3px;

    text-align: center;
    z-index: 1;

    padding: {
        top: 5px;
        bottom: 5px;
        left: 0px;
    }
    
    .flagButton {
        display: block;
        float: left;

        height: 50px;
        width: 160px;

        border-radius: 0 5px 5px 0;

        @include prefix(transition-property, width, webkit moz o);
        @include prefix(transition-property, border-radius, webkit moz o);

        .flagText {
            font: {
                family: $sidebar-font;
                size: 20px;
                weight: 600;
            }
            position: absolute;

            line-height: normal;
            text-align: center;

            width: 160px;
            right:0;
            top:15px;

            color: $sidebar-text;
        }
    }

    .flagButton::after{
        z-index: -1;
        content: " ";
        display: block;
        position: relative;
        left: 3px;
        top: 4px;

        height: 50px;
        width: 160px;
        background-color: $flag-shadow;
        border-radius: 0 5px 5px 0;

        @include prefix(transition-property, width, webkit moz o);
        @include prefix(transition-property, border-radius, webkit moz o);
    }

    .flagPoint{
        position: absolute;
        width: 0; 
        height: 0;
        left: 160px;
        border-top: 25px solid transparent; 
        border-bottom: 25px solid transparent;
        border-left-width: 0px; 
        border-left-style: solid;
        background-color: transparent;

        @include prefix(transition-property, left, webkit moz o);
        @include prefix(transition-property, border-left-width, webkit moz o);
    }

    .flagPoint.blue {
        border-left-color: $blue;
    }
    
    .flagPoint.orange {
        border-left-color: $orange;
    }
    
    .flagPoint.green {
        border-left-color: $green;
    }
    
    .flagPoint.magenta {
        border-left-color: $magenta;
    }

    .flagPoint::after{
        position: absolute;
        width: 0; 
        height: 0;
        border-top: 25px solid transparent; 
        border-bottom: 25px solid transparent;
        border-left: 0px solid $flag-shadow; 
        z-index: -1;
        content: " ";
        left: -20 + 3px;
        top: -25 + 4px;

        @include prefix(transition-property, border-left-width, webkit moz o);
    }

    .flagFold{
        display: block;
        position: absolute;
        z-index: -100;
        left:0px;
        top:55px;
        width: 3px;
        height: 3px;
        mask-image: url('../svg/fold.svg');
    }

}

.flag:hover {

    .flagButton {
        width: 170px;
        border-radius: 0;
    }

    .flagButton::after{
        width: 170px;
        border-radius: 0;
    }

    .flagPoint {
        left: 170px;
        border-left-width: 20px;
    }
    .flagPoint::after{
        border-left-width: 20px;
    }
}